diff --git a/packages/contentstack-bootstrap/src/bootstrap/index.ts b/packages/contentstack-bootstrap/src/bootstrap/index.ts
index e0162e92f3..a6c44fbdbd 100644
--- a/packages/contentstack-bootstrap/src/bootstrap/index.ts
+++ b/packages/contentstack-bootstrap/src/bootstrap/index.ts
@@ -115,7 +115,7 @@ export default class Bootstrap {
 
       if (this.options.livePreviewEnabled) {
         cliux.print(
-          'Important: set management token and app host in the environment file before running the application',
+          'Important: set preview token, preview host and app host in the environment file before running the application',
           {
             color: 'yellow',
           },
diff --git a/packages/contentstack-bootstrap/src/bootstrap/interactive.ts b/packages/contentstack-bootstrap/src/bootstrap/interactive.ts
index 88e605d35d..cf61b119b2 100644
--- a/packages/contentstack-bootstrap/src/bootstrap/interactive.ts
+++ b/packages/contentstack-bootstrap/src/bootstrap/interactive.ts
@@ -104,7 +104,7 @@ export async function continueBootstrapCommand() {
   const { shouldContinue } = await inquirer.prompt({
     type: 'list',
     name: 'shouldContinue',
-    message: `Do you still want to complete the bootstrap command with Live Preview Disabled?`,
+    message: `Do you still want to complete the bootstrap command?`,
     choices: ['yes', 'no'],
     loop: false,
   });
diff --git a/packages/contentstack-bootstrap/src/bootstrap/utils.ts b/packages/contentstack-bootstrap/src/bootstrap/utils.ts
index c83fe7809b..900535f953 100644
--- a/packages/contentstack-bootstrap/src/bootstrap/utils.ts
+++ b/packages/contentstack-bootstrap/src/bootstrap/utils.ts
@@ -64,7 +64,7 @@ export const setupEnvironments = async (
             : {};
           if (livePreviewEnabled && !tokenResult.preview_token && !managementToken) {
             cliux.print(
-              `warning: Live Preview using the Preview token is not available in your plan please contact the admin.`,
+              `info: For the Environment ${environment.name}.\nwarning: Live Preview using the Preview token is not available in your plan please contact the admin.`,
               {
                 color: 'yellow',
               }
@@ -140,11 +140,13 @@ const envFileHandler = async (
   let fileName;
   let customHost;
   let previewHost: string;
+  let appHost: string;
   const regionName = region && region.name && region.name.toLowerCase();
-  previewHost = region.cda?.substring(8).replace('cdn', 'rest-preview');
+  previewHost = region?.cda?.substring(8)?.replace('cdn', 'rest-preview');
+  appHost = region?.uiHost?.substring(8);
   const isUSRegion = regionName === 'us' || regionName === 'na';
   if (regionName !== 'eu' && !isUSRegion) {
-    customHost = region.cda && region.cda.substring(8);
+    customHost = region?.cda.substring(8);
     customHost = customHost.replace('cdn', 'rest-preview');
   }
   const production = environmentVariables.environment === 'production' ? true : false;
@@ -159,9 +161,9 @@ const envFileHandler = async (
         livePreviewEnabled
           ? `\nREACT_APP_CONTENTSTACK_PREVIEW_TOKEN=${
               environmentVariables.preview_token || `''`
-            }\nREACT_APP_CONTENTSTACK_PREVIEW_HOST=${customHost ?? previewHost}\n`
+            }\nREACT_APP_CONTENTSTACK_PREVIEW_HOST=${customHost ?? previewHost}\nREACT_APP_CONTENTSTACK_APP_HOST=${appHost}\n`
           : '\n'
-      }REACT_APP_CONTENTSTACK_APP_HOST=''\nREACT_APP_CONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}${
+      }\nREACT_APP_CONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}${
         !isUSRegion && !customHost ? '\nREACT_APP_CONTENTSTACK_REGION=' + region.name : ''
       }\nSKIP_PREFLIGHT_CHECK=true\nREACT_APP_CONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}`;
       result = await writeEnvFile(content, filePath);
@@ -176,11 +178,11 @@ const envFileHandler = async (
         livePreviewEnabled
           ? `\nCONTENTSTACK_PREVIEW_TOKEN=${environmentVariables.preview_token || `''`}\nCONTENTSTACK_PREVIEW_HOST=${
               customHost ?? previewHost
-            }\n`
+            }\nCONTENTSTACK_APP_HOST=${appHost}\n`
           : '\n'
       }CONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}\n${
         !isUSRegion && !customHost ? '\nCONTENTSTACK_REGION=' + region.name : ''
-      }\nCONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}\nCONTENTSTACK_MANAGEMENT_TOKEN=''\nCONTENTSTACK_APP_HOST=''\nCONTENTSTACK_LIVE_EDIT_TAGS=false`;
+      }\nCONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}\nCONTENTSTACK_MANAGEMENT_TOKEN=''\nCONTENTSTACK_LIVE_EDIT_TAGS=false`;
       result = await writeEnvFile(content, filePath);
       break;
     case 'gatsby':
@@ -193,9 +195,9 @@ const envFileHandler = async (
         livePreviewEnabled
           ? `\nCONTENTSTACK_PREVIEW_TOKEN=${environmentVariables.preview_token || `''`}\nCONTENTSTACK_PREVIEW_HOST=${
               customHost ?? previewHost
-            }\n`
+            }\nCONTENTSTACK_APP_HOST=${appHost}\n`
           : '\n'
-      }CONTENTSTACK_APP_HOST=''\nCONTENTSTACK_ENVIRONMENT=${
+      }\nCONTENTSTACK_ENVIRONMENT=${
         environmentVariables.environment
       }\nCONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}`;
       result = await writeEnvFile(content, filePath);
@@ -207,9 +209,9 @@ const envFileHandler = async (
         environmentVariables.deliveryToken
       }',\n${
         livePreviewEnabled
-          ? `\npreivew_token=${environmentVariables.preview_token || `''`}\npreview_host=${customHost ?? previewHost}\n`
+          ? `\npreivew_token=${environmentVariables.preview_token || `''`}\npreview_host=${customHost ?? previewHost}\napp_host=${appHost}\n`
           : '\n'
-      },\tapp_host: '',\n\t\tenvironment: '${environmentVariables.environment}'${
+      },\n\t\tenvironment: '${environmentVariables.environment}'${
         !isUSRegion && !customHost ? `,\n\t\tregion: '${region.name}'` : ''
       } \n\t } \n };`;
       fileName = `environment${environmentVariables.environment === 'production' ? '.prod.' : '.'}ts`;
@@ -221,11 +223,11 @@ const envFileHandler = async (
         environmentVariables.api_key
       }', \n\tdelivery_token: '${environmentVariables.deliveryToken}',\n\t${
         livePreviewEnabled
-          ? `\npreview_token=${environmentVariables.preview_token || `''`}\npreview_host=${customHost ?? previewHost}\n`
+          ? `\npreview_token=${environmentVariables.preview_token || `''`}\npreview_host=${customHost ?? previewHost}\napp_host=${appHost}`
           : '\n'
       },\n\tenvironment: '${environmentVariables.environment}'${
         !isUSRegion && !customHost ? `,\n\tregion: '${region.name}'` : ''
-      },\n\t\n\tapp_host: '',\n\tmanagement_token: '',\n\tlive_preview: ${livePreviewEnabled}\n};`;
+      },\n\tmanagement_token: '',\n\tlive_preview: ${livePreviewEnabled}\n};`;
       fileName = `environment${environmentVariables.environment === 'production' ? '.prod.' : '.'}ts`;
       filePath = path.join(clonedDirectory, 'src', 'environments', fileName);
       result = await writeEnvFile(content, filePath);
@@ -242,11 +244,11 @@ const envFileHandler = async (
         livePreviewEnabled
           ? `\nCONTENTSTACK_PREVIEW_TOKEN=${environmentVariables.preview_token || `''`}\nCONTENTSTACK_PREVIEW_HOST=${
               customHost ?? previewHost
-            }\n`
+            }\nCONTENTSTACK_APP_HOST=${appHost}`
           : '\n'
       }\nCONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}${
         !isUSRegion && !customHost ? '\nCONTENTSTACK_REGION=' + region.name : ''
-      }\nCONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}\n\nCONTENTSTACK_APP_HOST=''\nCONTENTSTACK_LIVE_EDIT_TAGS=false`;
+      }\nCONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}\n\nCONTENTSTACK_LIVE_EDIT_TAGS=false`;
       result = await writeEnvFile(content, filePath);
       break;
     case 'vue-starter':
@@ -258,9 +260,9 @@ const envFileHandler = async (
         livePreviewEnabled
           ? `\nVUE_APP_CONTENTSTACK_PREVIEW_TOKEN=${
               environmentVariables.preview_token || `''`
-            }\nVUE_APP_CONTENTSTACK_PREVIEW_HOST=${customHost ?? previewHost}\n`
+            }\nVUE_APP_CONTENTSTACK_PREVIEW_HOST=${customHost ?? previewHost}\nVUE_APP_CONTENTSTACK_APP_HOST=${appHost}\n`
           : '\n'
-      }VUE_APP_CONTENTSTACK_APP_HOST=''\nVUE_APP_CONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}${
+      }\nVUE_APP_CONTENTSTACK_ENVIRONMENT=${environmentVariables.environment}${
         !isUSRegion && !customHost ? '\nVUE_APP_CONTENTSTACK_REGION=' + region.name : ''
       }\nVUE_APP_CONTENTSTACK_LIVE_PREVIEW=${livePreviewEnabled}`;
       result = await writeEnvFile(content, filePath);