diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4f25f48f8ac..e5268edb22f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -40,6 +40,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Cleanup unused url ([#3847](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3847))
 - [Saved Objects Management] Fix relationships header overflow ([#4070](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4070))
 - Update main menu to display 'Dashboards' for consistency ([#4453](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4453))
+- [Multiple DataSource] Retain the original sample data API ([#4526](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4526))
 
 ### 🚞 Infrastructure
 
diff --git a/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts b/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
index 0321c428cf68..f7c80c5e63a8 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
@@ -53,10 +53,13 @@ export const ecommerceSpecProvider = function (): SampleDatasetSchema {
     description: ecommerceDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/ecommerce/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/ecommerce/dashboard_dark.png',
-    overviewDashboard: appendDataSourceId(DASHBOARD_ID),
+    overviewDashboard: DASHBOARD_ID,
+    getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
-    defaultIndex: appendDataSourceId(DEFAULT_INDEX),
-    savedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
+    defaultIndex: DEFAULT_INDEX,
+    getDataSourceIntegratedDefaultIndex: appendDataSourceId(DEFAULT_INDEX),
+    savedObjects: getSavedObjects(),
+    getDataSourceIntegratedSavedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
       getSavedObjectsWithDataSource(getSavedObjects(), dataSourceId, dataSourceTitle),
     dataIndices: [
       {
diff --git a/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts b/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
index 038744419f3e..d93fd4d052ee 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
@@ -53,10 +53,13 @@ export const flightsSpecProvider = function (): SampleDatasetSchema {
     description: flightsDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/flights/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/flights/dashboard_dark.png',
-    overviewDashboard: appendDataSourceId(DASHBOARD_ID),
+    overviewDashboard: DASHBOARD_ID,
+    getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
-    defaultIndex: appendDataSourceId(DEFAULT_INDEX),
-    savedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
+    defaultIndex: DEFAULT_INDEX,
+    getDataSourceIntegratedDefaultIndex: appendDataSourceId(DEFAULT_INDEX),
+    savedObjects: getSavedObjects(),
+    getDataSourceIntegratedSavedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
       getSavedObjectsWithDataSource(getSavedObjects(), dataSourceId, dataSourceTitle),
     dataIndices: [
       {
diff --git a/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts b/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
index e4afabcdd212..63013b63354e 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
@@ -53,10 +53,13 @@ export const logsSpecProvider = function (): SampleDatasetSchema {
     description: logsDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/logs/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/logs/dashboard_dark.png',
-    overviewDashboard: appendDataSourceId(DASHBOARD_ID),
+    overviewDashboard: DASHBOARD_ID,
+    getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
-    defaultIndex: appendDataSourceId(DEFAULT_INDEX),
-    savedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
+    defaultIndex: DEFAULT_INDEX,
+    getDataSourceIntegratedDefaultIndex: appendDataSourceId(DEFAULT_INDEX),
+    savedObjects: getSavedObjects(),
+    getDataSourceIntegratedSavedObjects: (dataSourceId?: string, dataSourceTitle?: string) =>
       getSavedObjectsWithDataSource(getSavedObjects(), dataSourceId, dataSourceTitle),
     dataIndices: [
       {
diff --git a/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts b/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
index 76632ee4489d..3489b96bf751 100644
--- a/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
+++ b/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
@@ -87,15 +87,21 @@ export interface SampleDatasetSchema<T = unknown> {
   darkPreviewImagePath: string;
 
   // saved object id of main dashboard for sample data set
-  overviewDashboard: (dataSourceId?: string) => string;
+  overviewDashboard: string;
+  getDataSourceIntegratedDashboard: (dataSourceId?: string) => string;
   appLinks: AppLinkSchema[];
 
   // saved object id of default index-pattern for sample data set
-  defaultIndex: (dataSourceId?: string) => string;
+  defaultIndex: string;
+  getDataSourceIntegratedDefaultIndex: (dataSourceId?: string) => string;
 
   // OpenSearch Dashboards saved objects (index patter, visualizations, dashboard, ...)
   // Should provide a nice demo of OpenSearch Dashboards's functionality with the sample data set
-  savedObjects: (dataSourceId?: string, dataSourceTitle?: string) => Array<SavedObject<T>>;
+  savedObjects: Array<SavedObject<T>>;
+  getDataSourceIntegratedSavedObjects: (
+    dataSourceId?: string,
+    dataSourceTitle?: string
+  ) => Array<SavedObject<T>>;
   dataIndices: DataIndexSchema[];
   status?: string | undefined;
   statusMsg?: unknown;
diff --git a/src/plugins/home/server/services/sample_data/routes/install.ts b/src/plugins/home/server/services/sample_data/routes/install.ts
index 3a321c3bdf0a..279357fc1977 100644
--- a/src/plugins/home/server/services/sample_data/routes/install.ts
+++ b/src/plugins/home/server/services/sample_data/routes/install.ts
@@ -198,7 +198,9 @@ export function createInstallRoute(
       }
 
       let createResults;
-      const savedObjectsList = sampleDataset.savedObjects(dataSourceId, dataSourceTitle);
+      const savedObjectsList = dataSourceId
+        ? sampleDataset.getDataSourceIntegratedSavedObjects(dataSourceId, dataSourceTitle)
+        : sampleDataset.savedObjects;
 
       try {
         createResults = await context.core.savedObjects.client.bulkCreate(
diff --git a/src/plugins/home/server/services/sample_data/routes/list.ts b/src/plugins/home/server/services/sample_data/routes/list.ts
index bc6fac2b76f3..0a42b073bde8 100644
--- a/src/plugins/home/server/services/sample_data/routes/list.ts
+++ b/src/plugins/home/server/services/sample_data/routes/list.ts
@@ -55,9 +55,9 @@ export const createListRoute = (router: IRouter, sampleDatasets: SampleDatasetSc
           description: sampleDataset.description,
           previewImagePath: sampleDataset.previewImagePath,
           darkPreviewImagePath: sampleDataset.darkPreviewImagePath,
-          overviewDashboard: sampleDataset.overviewDashboard(dataSourceId),
+          overviewDashboard: sampleDataset.getDataSourceIntegratedDashboard(dataSourceId),
           appLinks: sampleDataset.appLinks,
-          defaultIndex: sampleDataset.defaultIndex(dataSourceId),
+          defaultIndex: sampleDataset.getDataSourceIntegratedDefaultIndex(dataSourceId),
           dataIndices: sampleDataset.dataIndices.map(({ id }) => ({ id })),
           status: sampleDataset.status,
           statusMsg: sampleDataset.statusMsg,
diff --git a/src/plugins/home/server/services/sample_data/routes/uninstall.ts b/src/plugins/home/server/services/sample_data/routes/uninstall.ts
index 730de6afff30..d5a09ce56070 100644
--- a/src/plugins/home/server/services/sample_data/routes/uninstall.ts
+++ b/src/plugins/home/server/services/sample_data/routes/uninstall.ts
@@ -78,7 +78,9 @@ export function createUninstallRoute(
         }
       }
 
-      const savedObjectsList = sampleDataset.savedObjects(dataSourceId);
+      const savedObjectsList = dataSourceId
+        ? sampleDataset.getDataSourceIntegratedSavedObjects(dataSourceId)
+        : sampleDataset.savedObjects;
 
       const deletePromises = savedObjectsList.map(({ type, id }) =>
         context.core.savedObjects.client.delete(type, id)
diff --git a/src/plugins/home/server/services/sample_data/sample_data_registry.ts b/src/plugins/home/server/services/sample_data/sample_data_registry.ts
index 5f298fd86ef3..d90de532c339 100644
--- a/src/plugins/home/server/services/sample_data/sample_data_registry.ts
+++ b/src/plugins/home/server/services/sample_data/sample_data_registry.ts
@@ -84,23 +84,23 @@ export class SampleDataRegistry {
         }
         const defaultIndexSavedObjectJson = value.savedObjects.find((savedObjectJson: any) => {
           return (
-            savedObjectJson.type === 'index-pattern' && savedObjectJson.id === value.defaultIndex()
+            savedObjectJson.type === 'index-pattern' && savedObjectJson.id === value.defaultIndex
           );
         });
         if (!defaultIndexSavedObjectJson) {
           throw new Error(
-            `Unable to register sample dataset spec, defaultIndex: "${value.defaultIndex()}" does not exist in savedObjects list.`
+            `Unable to register sample dataset spec, defaultIndex: "${value.defaultIndex}" does not exist in savedObjects list.`
           );
         }
 
         const dashboardSavedObjectJson = value.savedObjects.find((savedObjectJson: any) => {
           return (
-            savedObjectJson.type === 'dashboard' && savedObjectJson.id === value.overviewDashboard()
+            savedObjectJson.type === 'dashboard' && savedObjectJson.id === value.overviewDashboard
           );
         });
         if (!dashboardSavedObjectJson) {
           throw new Error(
-            `Unable to register sample dataset spec, overviewDashboard: "${value.overviewDashboard()}" does not exist in savedObject list.`
+            `Unable to register sample dataset spec, overviewDashboard: "${value.overviewDashboard}" does not exist in savedObject list.`
           );
         }
         this.sampleDatasets.push(value);