Message Center

Notices Microsoft posts in the Microsoft 365 admin center, with the changes this installation saw between versions. Collected today from Observed in a reference Microsoft 365 tenant (Reference tenant (MVP)). Verify applicability in your own tenant's Message Center..

Graph API changes M365 roadmap

Versions captured by this deployment. Earlier versions and notices may be missing; first observed is not first published.

7Action dates in the next 30 days 9Prevent or fix issues 408Rolling out or changing 47Updated after first seen

Showing Microsoft 365 suite only · all services

37 notices

Newest change first

MC1437679 Microsoft 365 Copilot: Capture voice notes in the Microsoft 365 Copilot mobile app
Plan for change · Microsoft 365 suite · changed 23 Jul 2026Major changeNew featureUser impactAdmin impact
MC1287370 (Updated) Auto upgrade of shared calendars from legacy MAPI model to modern REST model
Plan for change · Microsoft 365 suite · changed 21 Jul 2026Updated messageUser impactAdmin impact
MC1278920 Support for Office LTSC 2021, and additional apps will end on October 13, 2026
Plan for change · Microsoft 365 suite · changed 13 Apr 2026Major changeUser impactAdmin impactRetirement
MC1215070 Microsoft 365 admin center multifactor authentication enforcement
Plan for change · Microsoft 365 suite · changed 8 Jan 2026Major changeUser impactAdmin impact
MC1192661 Workspaces in Edge: Upcoming migration to improved architecture
Plan for change · Microsoft 365 suite · changed 6 Dec 2025Major changeFeature updateUser impact
MC1182696 Microsoft Defender: Application Guard for Office is being removed
Plan for change · Microsoft 365 suite · changed 4 Nov 2025Major changeUser impactAdmin impactRetirement
MC985483 Microsoft Graph: New default passcode in the Create Meeting API
Plan for change · Microsoft 365 suite · changed 22 Jan 2025Major changeUser impactAdmin impactRetirement