diff --git a/.github/workflows/auto-reply b/.github/workflows/auto-reply
new file mode 100644
index 000000000..538db72a1
--- /dev/null
+++ b/.github/workflows/auto-reply
@@ -0,0 +1,37 @@
+name: Auto Reply - Deprecated Repo
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  auto-reply:
+    if: github.actor != 'github-actions[bot]'
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+
+    steps:
+      - name: Auto respond to new issue
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const body = `
+👋 Thanks for your interest in the Power Platform CoE Starter Kit.
+
+⚠️ **This repository is no longer actively maintained.**  
+Its core capabilities have been incorporated into the [Power Platform admin center](https://review.learn.microsoft.com/en-us/power-platform/admin/admin-documentation).
+
+👉 Issues submitted here are **not actively reviewed or addressed**.
+
+🔒 If you believe you’ve identified a **security issue**, please report it via the [Microsoft Security Response Center](https://www.microsoft.com/msrc/faqs-report-an-issue).
+
+ℹ️ For additional context, see: #11034
+            `;
+
+            await github.rest.issues.createComment({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              body
+            });