The Outlook Actionable Messages onboarding portal will be refreshed with a modern UI, new URL (https://aka.ms/ActionableMessagesPortal), and enhanced security, rolling out worldwide in June 2026. Existing functionality remains unchanged. Administrators should update bookmarks, tools, and documentation accordingly.
Applies to: Microsoft 365 apps
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).