Learn Editor: Update front-door-tutorial-rules-engine.md

Author: jainsabal

articles/frontdoor/front-door-tutorial-rules-engine.md

@@ -16,6 +16,9 @@ ms.custom: devx-track-azurecli
 
 **Applies to:** :heavy_check_mark: Front Door (classic)
 
+> [!IMPORTANT]
+> - Starting August 15, 2025, Azure Front Door (classic) will no longer support new domain onboarding or profile creation. Migrate to [AFD Standard and Premium](/azure/frontdoor/tier-migration) to create new domains or profiles and avoid service disruption. [Learn more](/azure/frontdoor/tier-migration)
+> - Switch from Azure-managed certificates on existing domains to Bring Your Own Certificate (BYOC) or migrate to [AFD Standard and Premium](/azure/frontdoor/tier-migration) by August 15, 2025 to avoid service disruption. Existing managed certificates will be auto renewed before August 15, 2025, and remain valid until April 14, 2026.  **[Learn more](/azure/frontdoor/front-door-custom-domain-https?tabs=powershell%22https://learn.microsoft.com/en-us/azure/frontdoor/front-door-custom-domain-https?tabs=powershell%22)**
 
 This tutorial shows how to create a Rules engine configuration and your first rule in both Azure portal and CLI.