diff --git a/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.test.tsx b/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.test.tsx
new file mode 100644
index 00000000000..d88c6e7ab21
--- /dev/null
+++ b/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.test.tsx
@@ -0,0 +1,79 @@
+import { render, screen } from '@testing-library/react';
+import React from 'react';
+import { TestProvider } from 'test/helpers/TestProvider';
+
+import { PluginSignatureStatus } from '@grafana/data';
+import { config } from '@grafana/runtime';
+import { ContextSrv, setContextSrv } from 'app/core/services/context_srv';
+import { AccessControlAction } from 'app/types';
+
+import { CatalogPlugin } from '../../types';
+
+import { GetStartedWithDataSource } from './GetStartedWithDataSource';
+
+const plugin: CatalogPlugin = {
+  description: 'The test plugin',
+  downloads: 5,
+  id: 'test-plugin',
+  info: {
+    logos: { small: '', large: '' },
+  },
+  name: 'Testing Plugin',
+  orgName: 'Test',
+  popularity: 0,
+  signature: PluginSignatureStatus.valid,
+  publishedAt: '2020-09-01',
+  updatedAt: '2021-06-28',
+  hasUpdate: false,
+  isInstalled: false,
+  isCore: false,
+  isDev: false,
+  isEnterprise: false,
+  isDisabled: false,
+  isDeprecated: false,
+  isPublished: true,
+};
+
+describe('GetStartedWithDataSource', () => {
+  const oldFeatureTogglesManagedPluginsInstall = config.featureToggles.managedPluginsInstall;
+  const oldPluginAdminExternalManageEnabled = config.pluginAdminExternalManageEnabled;
+
+  config.featureToggles.managedPluginsInstall = true;
+  config.pluginAdminExternalManageEnabled = true;
+
+  const contextSrv = new ContextSrv();
+  contextSrv.user.permissions = {
+    [AccessControlAction.DataSourcesCreate]: true,
+    [AccessControlAction.DataSourcesWrite]: true,
+  };
+  setContextSrv(contextSrv);
+
+  afterAll(() => {
+    config.featureToggles.managedPluginsInstall = oldFeatureTogglesManagedPluginsInstall;
+    config.pluginAdminExternalManageEnabled = oldPluginAdminExternalManageEnabled;
+  });
+
+  it('should disable button when managedPluginsInstall and pluginAdminExternalManaged are enabled, but plugin.isFullyInstalled is false', () => {
+    render(
+      <TestProvider>
+        <GetStartedWithDataSource plugin={{ ...plugin, isFullyInstalled: false }} />
+      </TestProvider>
+    );
+
+    const el = screen.getByRole('button', { hidden: true });
+    expect(el).toHaveTextContent(/Add new data source/i);
+    expect(el).toBeDisabled();
+  });
+
+  it('should disable button when managedPluginsInstall and pluginAdminExternalManaged are enabled, but plugin.isFullyInstalled is true', () => {
+    render(
+      <TestProvider>
+        <GetStartedWithDataSource plugin={{ ...plugin, isFullyInstalled: true }} />
+      </TestProvider>
+    );
+
+    const el = screen.getByRole('button', { hidden: true });
+    expect(el).toHaveTextContent(/Add new data source/i);
+    expect(el).toBeEnabled();
+  });
+});
diff --git a/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.tsx b/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.tsx
index 4650a2c885d..aad3e99d218 100644
--- a/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.tsx
+++ b/public/app/features/plugins/admin/components/GetStartedWithPlugin/GetStartedWithDataSource.tsx
@@ -3,7 +3,6 @@ import React, { useCallback } from 'react';
 import { DataSourcePluginMeta } from '@grafana/data';
 import { config } from '@grafana/runtime';
 import { Button } from '@grafana/ui';
-import configCore from 'app/core/config';
 import { useDataSourcesRoutes, addDataSource } from 'app/features/datasources/state';
 import { useDispatch } from 'app/types';
 
@@ -31,9 +30,7 @@ export function GetStartedWithDataSource({ plugin }: Props): React.ReactElement
   }
 
   const disabledButton =
-    configCore.featureToggles.managedPluginsInstall &&
-    config.pluginAdminExternalManageEnabled &&
-    !plugin.isFullyInstalled;
+    config.featureToggles.managedPluginsInstall && config.pluginAdminExternalManageEnabled && !plugin.isFullyInstalled;
 
   return (
     <Button
diff --git a/public/app/features/plugins/admin/helpers.test.ts b/public/app/features/plugins/admin/helpers.test.ts
index 0002f85e465..219b3c10403 100644
--- a/public/app/features/plugins/admin/helpers.test.ts
+++ b/public/app/features/plugins/admin/helpers.test.ts
@@ -88,6 +88,30 @@ describe('Plugins/Helpers', () => {
       expect(findMerged('plugin-5')).not.toBeUndefined();
       expect(findMerged('plugin-5')?.isDeprecated).toBe(true);
     });
+
+    test('core plugins should be fullyInstalled in cloud', () => {
+      const corePluginId = 'plugin-core';
+
+      const oldFeatureTogglesManagedPluginsInstall = config.featureToggles.managedPluginsInstall;
+      const oldPluginAdminExternalManageEnabled = config.pluginAdminExternalManageEnabled;
+
+      config.featureToggles.managedPluginsInstall = true;
+      config.pluginAdminExternalManageEnabled = true;
+
+      const merged = mergeLocalsAndRemotes({
+        local: [...localPlugins, getLocalPluginMock({ id: corePluginId, signature: PluginSignatureStatus.internal })],
+        remote: [...remotePlugins, getRemotePluginMock({ slug: corePluginId })],
+      });
+      const findMerged = (mergedId: string) => merged.find(({ id }) => id === mergedId);
+
+      expect(merged).toHaveLength(5);
+      expect(findMerged(corePluginId)).not.toBeUndefined();
+      expect(findMerged(corePluginId)?.isCore).toBe(true);
+      expect(findMerged(corePluginId)?.isFullyInstalled).toBe(true);
+
+      config.featureToggles.managedPluginsInstall = oldFeatureTogglesManagedPluginsInstall;
+      config.pluginAdminExternalManageEnabled = oldPluginAdminExternalManageEnabled;
+    });
   });
 
   describe('mergeLocalAndRemote()', () => {
diff --git a/public/app/features/plugins/admin/helpers.ts b/public/app/features/plugins/admin/helpers.ts
index 2a4b6446900..c5533d33b8b 100644
--- a/public/app/features/plugins/admin/helpers.ts
+++ b/public/app/features/plugins/admin/helpers.ts
@@ -47,7 +47,9 @@ export function mergeLocalsAndRemotes({
 
       // for managed instances, check if plugin is installed, but not yet present in the current instance
       if (configCore.featureToggles.managedPluginsInstall && config.pluginAdminExternalManageEnabled) {
-        catalogPlugin.isFullyInstalled = instancesSet.has(remotePlugin.slug) && catalogPlugin.isInstalled;
+        catalogPlugin.isFullyInstalled = catalogPlugin.isCore
+          ? true
+          : instancesSet.has(remotePlugin.slug) && catalogPlugin.isInstalled;
         catalogPlugin.isInstalled = instancesSet.has(remotePlugin.slug) || catalogPlugin.isInstalled;
       }