diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerClient.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerClient.java
index 23c1bef45aaa..8e9d428578ea 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerClient.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerClient.java
@@ -72,8 +72,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
  *     CloudFilestoreManagerClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -111,8 +114,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -124,8 +130,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudFilestoreManagerClient cloudFilestoreManagerClient =
@@ -136,8 +145,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -231,8 +243,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -263,8 +278,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -292,8 +310,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -324,8 +345,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -357,8 +381,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -396,8 +423,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -422,8 +452,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
@@ -447,8 +480,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetInstanceRequest request =
@@ -473,8 +509,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetInstanceRequest request =
@@ -501,8 +540,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -541,8 +583,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -581,8 +626,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -612,8 +660,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -643,8 +694,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -671,8 +725,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   Instance instance = Instance.newBuilder().build();
@@ -707,8 +764,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -735,8 +795,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -763,8 +826,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -793,8 +859,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -824,8 +893,11 @@ public final OperationFuture<Instance, OperationMetadata> restoreInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -855,8 +927,11 @@ public final OperationFuture<Instance, OperationMetadata> restoreInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -882,8 +957,11 @@ public final UnaryCallable<RestoreInstanceRequest, Operation> restoreInstanceCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -908,8 +986,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Insta
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
@@ -933,8 +1014,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Strin
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -960,8 +1044,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -987,8 +1074,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -1013,8 +1103,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -1045,8 +1138,11 @@ public final ListBackupsPagedResponse listBackups(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -1074,8 +1170,11 @@ public final ListBackupsPagedResponse listBackups(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1106,8 +1205,11 @@ public final ListBackupsPagedResponse listBackups(ListBackupsRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1139,8 +1241,11 @@ public final ListBackupsPagedResponse listBackups(ListBackupsRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1178,8 +1283,11 @@ public final UnaryCallable<ListBackupsRequest, ListBackupsResponse> listBackupsC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
@@ -1204,8 +1312,11 @@ public final Backup getBackup(BackupName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
@@ -1229,8 +1340,11 @@ public final Backup getBackup(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetBackupRequest request =
@@ -1255,8 +1369,11 @@ public final Backup getBackup(GetBackupRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetBackupRequest request =
@@ -1281,8 +1398,11 @@ public final UnaryCallable<GetBackupRequest, Backup> getBackupCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -1322,8 +1442,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -1363,8 +1486,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1392,8 +1518,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1421,8 +1550,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1449,8 +1581,11 @@ public final UnaryCallable<CreateBackupRequest, Operation> createBackupCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
@@ -1475,8 +1610,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(BackupN
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
@@ -1500,8 +1638,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(String
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1527,8 +1668,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1554,8 +1698,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1580,8 +1727,11 @@ public final UnaryCallable<DeleteBackupRequest, Operation> deleteBackupCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   Backup backup = Backup.newBuilder().build();
@@ -1609,8 +1759,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
@@ -1637,8 +1790,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
@@ -1665,8 +1821,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerSettings.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerSettings.java
index be91e7c1c24b..467082ec489c 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerSettings.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/CloudFilestoreManagerSettings.java
@@ -58,8 +58,11 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings.Builder cloudFilestoreManagerSettingsBuilder =
  *     CloudFilestoreManagerSettings.newBuilder();
  * cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/package-info.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/package-info.java
index 28d30c0a78cd..1a93fdb1fd64 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/package-info.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/package-info.java
@@ -50,8 +50,11 @@
  * <p>Sample for CloudFilestoreManagerClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
  *     CloudFilestoreManagerClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/CloudFilestoreManagerStubSettings.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/CloudFilestoreManagerStubSettings.java
index b6deaf5afb3f..71eab46b6adf 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/CloudFilestoreManagerStubSettings.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/CloudFilestoreManagerStubSettings.java
@@ -93,8 +93,11 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerStubSettings.Builder cloudFilestoreManagerSettingsBuilder =
  *     CloudFilestoreManagerStubSettings.newBuilder();
  * cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/HttpJsonCloudFilestoreManagerStub.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/HttpJsonCloudFilestoreManagerStub.java
index e36211a8b282..268519024da1 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/HttpJsonCloudFilestoreManagerStub.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1/stub/HttpJsonCloudFilestoreManagerStub.java
@@ -176,7 +176,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -217,7 +217,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -256,7 +256,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -400,7 +400,8 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("backup", request.getBackup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("backup", request.getBackup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -476,7 +477,8 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("backup", request.getBackup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("backup", request.getBackup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerClient.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerClient.java
index 3556832756fd..28bb918ce097 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerClient.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerClient.java
@@ -72,8 +72,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
  *     CloudFilestoreManagerClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -111,8 +114,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -124,8 +130,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudFilestoreManagerClient cloudFilestoreManagerClient =
@@ -136,8 +145,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
  *     CloudFilestoreManagerSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -232,8 +244,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -264,8 +279,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -293,8 +311,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -325,8 +346,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -358,8 +382,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListInstancesRequest request =
@@ -397,8 +424,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -423,8 +453,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
@@ -448,8 +481,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetInstanceRequest request =
@@ -474,8 +510,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetInstanceRequest request =
@@ -502,8 +541,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -544,8 +586,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -586,8 +631,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -617,8 +665,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -648,8 +699,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateInstanceRequest request =
@@ -676,8 +730,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   Instance instance = Instance.newBuilder().build();
@@ -712,8 +769,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -740,8 +800,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -768,8 +831,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateInstanceRequest request =
@@ -798,8 +864,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -829,8 +898,11 @@ public final OperationFuture<Instance, OperationMetadata> restoreInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -860,8 +932,11 @@ public final OperationFuture<Instance, OperationMetadata> restoreInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   RestoreInstanceRequest request =
@@ -887,8 +962,11 @@ public final UnaryCallable<RestoreInstanceRequest, Operation> restoreInstanceCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
@@ -913,8 +991,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Insta
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
@@ -938,8 +1019,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Strin
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -965,8 +1049,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -992,8 +1079,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteInstanceRequest request =
@@ -1018,8 +1108,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -1050,8 +1143,11 @@ public final ListBackupsPagedResponse listBackups(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -1079,8 +1175,11 @@ public final ListBackupsPagedResponse listBackups(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1111,8 +1210,11 @@ public final ListBackupsPagedResponse listBackups(ListBackupsRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1144,8 +1246,11 @@ public final ListBackupsPagedResponse listBackups(ListBackupsRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   ListBackupsRequest request =
@@ -1183,8 +1288,11 @@ public final UnaryCallable<ListBackupsRequest, ListBackupsResponse> listBackupsC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
@@ -1209,8 +1317,11 @@ public final Backup getBackup(BackupName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
@@ -1234,8 +1345,11 @@ public final Backup getBackup(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetBackupRequest request =
@@ -1260,8 +1374,11 @@ public final Backup getBackup(GetBackupRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   GetBackupRequest request =
@@ -1286,8 +1403,11 @@ public final UnaryCallable<GetBackupRequest, Backup> getBackupCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -1326,8 +1446,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -1366,8 +1489,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1395,8 +1521,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1424,8 +1553,11 @@ public final OperationFuture<Backup, OperationMetadata> createBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   CreateBackupRequest request =
@@ -1452,8 +1584,11 @@ public final UnaryCallable<CreateBackupRequest, Operation> createBackupCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
@@ -1478,8 +1613,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(BackupN
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
@@ -1503,8 +1641,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(String
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1530,8 +1671,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1557,8 +1701,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   DeleteBackupRequest request =
@@ -1583,8 +1730,11 @@ public final UnaryCallable<DeleteBackupRequest, Operation> deleteBackupCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   Backup backup = Backup.newBuilder().build();
@@ -1612,8 +1762,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
@@ -1640,8 +1793,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
@@ -1668,8 +1824,11 @@ public final OperationFuture<Backup, OperationMetadata> updateBackupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
    *     CloudFilestoreManagerClient.create()) {
    *   UpdateBackupRequest request =
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerSettings.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerSettings.java
index 798d804337bd..298f570d621b 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerSettings.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/CloudFilestoreManagerSettings.java
@@ -58,8 +58,11 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerSettings.Builder cloudFilestoreManagerSettingsBuilder =
  *     CloudFilestoreManagerSettings.newBuilder();
  * cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/package-info.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/package-info.java
index 3fc5e6b525a7..58559df5759f 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/package-info.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/package-info.java
@@ -48,8 +48,11 @@
  * <p>Sample for CloudFilestoreManagerClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
  *     CloudFilestoreManagerClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/CloudFilestoreManagerStubSettings.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/CloudFilestoreManagerStubSettings.java
index fe0cde7afd72..4ad65595f3ef 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/CloudFilestoreManagerStubSettings.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/CloudFilestoreManagerStubSettings.java
@@ -93,8 +93,11 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudFilestoreManagerStubSettings.Builder cloudFilestoreManagerSettingsBuilder =
  *     CloudFilestoreManagerStubSettings.newBuilder();
  * cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/HttpJsonCloudFilestoreManagerStub.java b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/HttpJsonCloudFilestoreManagerStub.java
index a6db15fff283..a5583d065fc7 100644
--- a/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/HttpJsonCloudFilestoreManagerStub.java
+++ b/java-filestore/google-cloud-filestore/src/main/java/com/google/cloud/filestore/v1beta1/stub/HttpJsonCloudFilestoreManagerStub.java
@@ -178,7 +178,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -220,7 +220,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -260,7 +260,7 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -406,7 +406,8 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("backup", request.getBackup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("backup", request.getBackup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -484,7 +485,8 @@ public class HttpJsonCloudFilestoreManagerStub extends CloudFilestoreManagerStub
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("backup", request.getBackup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("backup", request.getBackup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
index f7c59763e18f..b45265055c4a 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
index c55967c33347..480e4d57dca2 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
index f1c0f646bddf..2e6aac894e97 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudFilestoreManagerClient cloudFilestoreManagerClient =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
index 64e3055769ba..200d38c270ee 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
index 3d6e54a1b02f..ea7b19be0c82 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
index aec63e4ba426..00bd72d06c90 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
index 0177177955dd..aa73a3f55c7e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackupLocationnameBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
index edc2d57381a0..cbe835fad948 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackupStringBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
index 7a1001f26c0e..2b191c69e330 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
index d94f5c806fac..54e981126228 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
index 36f8b59f6adf..be77d32f4929 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
index 835069fca853..004789ef5786 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
index 3cb633834c1b..2a78b136b1ae 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
index b9f25d5e6ca2..ced60362e757 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
index e6be2f41e8b0..98cc9ef92e77 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
index 9eec9ced95ee..2a3a590ce18a 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
index 95d66590e76b..24276923a197 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackupBackupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
index 97365ed8df3f..00f474992144 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
index ad2a0d10a814..3a675dea5dcf 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
index 88f81e368baf..af76d2345b89 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
index dd5fb0299365..87c625ae4601 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
index e3a317efcdf8..42ef98910a44 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
index 61a641e965f5..a37691ebb0d7 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
index b4df3bc56d16..5e20a3020b79 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
index 61f3b96d4e6c..48680ded29b0 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
index 5dc063ec4093..61b3c548c5a4 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackupBackupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
index fcef05c8be43..59ae9a3f066b 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
index a236b2de15d7..847a2870cdb6 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
index 2496ef246696..d3068dd175ae 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
index 89cd872e8508..6c46fa43d094 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
index 410ea25abdd3..f85e76ef762f 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
index c9cce4dde56e..dc999f1798d8 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBackups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
index 9f07bf3c0aaf..34d8aac447ac 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBackupsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
index b0ae8f307b56..9aad997242a9 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
index ee03bf0d6985..cb47b1fa9dee 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackupsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
index 36fb5015e8ac..b2bb4796bd7e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackupsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
index 213c1f7e64b5..080822a494eb 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
index 215d2f2c86cf..0354b65e68b8 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
index e93dc20221c3..2e9943d58d3c 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
index 53d9f9b19c8d..3c805344aa72 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
index e6e99ef78eb7..c3d281955949 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
index 627e73e257bc..6c610eb8b2ba 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRestoreInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
index d29e8e1e9325..4a4cf9e3313f 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRestoreInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
index 63896d2aff37..37d6c29b45ff 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRestoreInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
index 7c1d803980ae..adb565c09582 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
index 8cc923ba6445..2a73c6053c1a 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
index efacf6f4070c..0ae110d0b242 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
index e872c1effa10..bc4417147203 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBackupBackupFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       Backup backup = Backup.newBuilder().build();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
index e49d70925f4b..d82c8e98a1fc 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
index 0cbeb2de2bd3..0b5a55dd3eed 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
index 7ce812372947..15a116512baf 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
index 42dbce80ffc4..6abb6f17fb02 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceInstanceFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       Instance instance = Instance.newBuilder().build();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
index ff44b8b7bc81..859a27737b88 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings.Builder cloudFilestoreManagerSettingsBuilder =
         CloudFilestoreManagerSettings.newBuilder();
     cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
index d8a10e166341..e99a270583fc 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerStubSettings.Builder cloudFilestoreManagerSettingsBuilder =
         CloudFilestoreManagerStubSettings.newBuilder();
     cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
index b09f5c53bb6a..45eada5592d8 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
index da68b0b05552..0c48c4d34ad5 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
index 3a997277fe23..1fadb7732675 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings cloudFilestoreManagerSettings =
         CloudFilestoreManagerSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudFilestoreManagerClient cloudFilestoreManagerClient =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
index 38717f70a1d7..ba6705e4a6da 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
index e2c04c78abf4..3bb6422840b2 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/AsyncCreateBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
index 5e4ac9a79235..a471740c6d1e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
index 9530347c057f..601c90e77735 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupLocationnameBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackupLocationnameBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
index cdf86e030495..8c49975ac5f1 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createbackup/SyncCreateBackupStringBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBackupStringBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
index 4aece0eeb995..e218f441aae8 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
index 1071b4cc7f2c..f9891e2ea42c 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
index cf8712405d22..c8118e6271fa 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       CreateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
index 6a341fa78fc7..2c7e069053b3 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
index 54807b78ee8a..c2942d4eba1f 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/createinstance/SyncCreateInstanceStringInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
index ac9f5b9c6d0e..d79609de3477 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
index ceca8a8df3cc..c5ffc41305f6 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/AsyncDeleteBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
index b877c08f1871..2e09de3ccb61 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
index 5c872f2a8b0c..947f03abc6db 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupBackupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackupBackupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
index 73745ccb70d7..7e126335577a 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deletebackup/SyncDeleteBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
index 7c74e56c47db..6bd4872dd0a6 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
index e20b4c6cef50..347e285ce009 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
index c956f4d56743..6b0a8876a04e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       DeleteInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
index 88acc0982192..0df567d44a6b 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
index 70775e0bb9ad..1a8d0910d2aa 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
index b29ff1d7f649..a68efcfd1204 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/AsyncGetBackup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
index c0e30720fb17..cb8092c16c1e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
index ace688982c69..401875a9aa3d 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupBackupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackupBackupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       BackupName name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
index 54f2148be843..30777718ffae 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getbackup/SyncGetBackupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBackupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = BackupName.of("[PROJECT]", "[LOCATION]", "[BACKUP]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
index a4e93e5fa7e0..26286f163fe7 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
index a433ed0fe02b..6387a6dc82c3 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       GetInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
index 66bc2caed2fe..ea2f9bf64f37 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
index 5e5c7e597b7a..ac8e978ca1ef 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
index 18316ed04087..fc45422ce067 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackups.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBackups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
index 89be677d26e9..9d3e3e679bc3 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/AsyncListBackupsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBackupsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
index 5e8e3a97ae9d..bad8afcd41f7 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackups.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListBackupsRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
index 2a5f6d53b764..5b2183e37ef6 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackupsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
index 7b02b45b3978..2675f3d0769d 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listbackups/SyncListBackupsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBackupsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
index a785979a6596..cc60955b0919 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
index ea6275b185b5..bc3de8f11b50 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
index d889bba0687f..85e90d7dbd7e 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       ListInstancesRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
index b29cbeb9b4d0..950b02c06ecc 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
index b4723dcaf318..21b761cee37b 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
index fbc467cbae0c..5f9893817d1a 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRestoreInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
index bb43a5796cf7..7c195c1ff856 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/AsyncRestoreInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRestoreInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
index d3e3588e53f8..4e6f718197c5 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/restoreinstance/SyncRestoreInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRestoreInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       RestoreInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
index d0930f68b179..62eb6fa53830 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
index 3b93f38473ee..3827534e74ec 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/AsyncUpdateBackupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBackupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
index 222234e3ba52..9a410c17af9b 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBackup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateBackupRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
index 8efe77f0fd83..49f978dca4d3 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updatebackup/SyncUpdateBackupBackupFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBackupBackupFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       Backup backup = Backup.newBuilder().build();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
index 18fe46689fe0..2e57c874ed86 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
index 38cb997e8253..210e2c17a5cf 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
index 0c826902e31c..1368d1fa3f96 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       UpdateInstanceRequest request =
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
index e8324ffa61a7..8bbb7b08e9a5 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagerclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceInstanceFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudFilestoreManagerClient cloudFilestoreManagerClient =
         CloudFilestoreManagerClient.create()) {
       Instance instance = Instance.newBuilder().build();
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
index e856cb1747b3..f06944fef06c 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/cloudfilestoremanagersettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerSettings.Builder cloudFilestoreManagerSettingsBuilder =
         CloudFilestoreManagerSettings.newBuilder();
     cloudFilestoreManagerSettingsBuilder
diff --git a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
index 2f07b2210b23..ede339c127db 100644
--- a/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
+++ b/java-filestore/samples/snippets/generated/com/google/cloud/filestore/v1beta1/stub/cloudfilestoremanagerstubsettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudFilestoreManagerStubSettings.Builder cloudFilestoreManagerSettingsBuilder =
         CloudFilestoreManagerStubSettings.newBuilder();
     cloudFilestoreManagerSettingsBuilder