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 24Updated after first seen

516 notices

Newest change first

MC1317839 (Updated) Microsoft Teams: Attend Microsoft webinars from Teams Rooms on Android
Plan for change · Microsoft Teams · changed 15 Jun 2026Major changeUpdated messageNew featureUser impactAdmin impact
MC1318856 Microsoft Viva Glint: Custom confidentiality statements
Stay informed · Microsoft Viva · changed 5 Jun 2026User impactAdmin impact
MC1289725 (Updated) Microsoft Teams: Delete meeting generated content in recap
Plan for change · Microsoft Teams · changed 2 Jun 2026Major changeUpdated messageNew featureUser impact
MC1183611 (Updated) Consult and merge into a meeting or group call via Dual-Tone Multi-Frequency (DTMF)
Stay informed · Microsoft Teams · changed 18 May 2026Updated messageNew featureUser impact
MC1311974 PowerPoint for Windows: Create a presentation with Copilot directly from PowerPoint Home
Stay informed · Microsoft 365 apps · changed 15 May 2026New featureUser impact
MC1311973 PowerPoint for Mac: Create a presentation with Copilot directly from PowerPoint Home
Stay informed · Microsoft 365 apps · changed 15 May 2026New featureUser impact
MC1282571 Copilot entry point changes in Excel
Stay informed · Microsoft 365 apps · Microsoft 365 Copilot Chat · changed 16 Apr 2026Feature updateUser impact
MC1225192 Microsoft Entra ID Governance: Azure subscription required to continue using guest governance features
Plan for change · Microsoft Entra · changed 16 Apr 2026Major changeFeature updateUser 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
MC1240704 (Updated) Copilot entry point changes in Word and handoff to Agent in chat
Plan for change · Microsoft 365 apps · changed 27 Mar 2026Updated messageFeature updateUser impactAdmin impact
MC937920 Microsoft Purview | Data Loss Prevention: Restrict Access action for semantic models in Microsoft Fabric (preview)
Plan for change · Microsoft Purview · changed 26 Mar 2026Updated messageNew featureAdmin impact
MC1181209 (Updated) [Reminder] Microsoft Teams Premium Self-Service Trials (Originally announced in MC670435)
Stay informed · Microsoft Teams · changed 25 Mar 2026Updated messageUser impactAdmin impact
MC1257999 Microsoft Purview DLP: Unmanaged cloud app discovery and protection with Microsoft Purview and Palo Alto Prisma Access
Plan for change · Microsoft Purview · changed 21 Mar 2026Major changeNew featureAdmin impact
MC1253752 Microsoft Teams: Manage multiple phone numbers within one Teams account
Plan for change · Microsoft Teams · changed 16 Mar 2026Major changeNew featureUser impactAdmin impact
MC920304 (Updated) Microsoft Purview | Communication Compliance: Policy alerts improvements
Stay informed · Microsoft Purview · changed 9 Mar 2026Updated messageNew featureAdmin impact
MC1242781 Microsoft Teams Rooms on Android: License-based management updates for DM-synced devices
Stay informed · Microsoft Teams · changed 3 Mar 2026Feature updateAdmin impact
MC949965 (Updated) Toggle to new Outlook
Plan for change · Microsoft 365 apps · changed 20 Feb 2026Major changeUpdated messageUser impactAdmin impactAct by 1 Mar 2027 · in 4 months
MC1193421 (Updated) Retirement of several Microsoft Planner features in early 2026 as part of a Planner update
Plan for change · Planner · changed 19 Feb 2026Major changeUpdated messageUser impactRetirement
MC1231437 Update PowerPoint to maintain Captions
Plan for change · Microsoft 365 apps · changed 12 Feb 2026Major changeFeature updateUser impact
MC1227454 Exchange Web Services (EWS) retirement update
Plan for change · Exchange Online · changed 5 Feb 2026Major changeUser impactAdmin impactRetirement
MC1226495 Microsoft Teams: Teams Live Events is retiring
Plan for change · Microsoft Teams · changed 3 Feb 2026Major changeUser impactAdmin impactRetirementAct by 29 Jun 2026 · 114d ago
MC1220762 (Updated) Retirement notice: MDE and XDR Advanced Hunting APIs retiring; migrate to Microsoft Graph Security API
Plan for change · Microsoft Defender XDR · changed 28 Jan 2026Major changeUpdated messageUser impactAdmin impactRetirementAct by 31 Jan 2027 · in 3 months
MC1218421 Retirement of Power BI Q&A
Plan for change · Power BI · changed 16 Jan 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
MC1127222 (Updated) Please update Microsoft 365 Office apps to a version higher than 16.0.18827.20202
Plan for change · Microsoft 365 apps · changed 12 Dec 2025Major changeUpdated messageFeature updateUser impactAdmin impact
MC1192661 Workspaces in Edge: Upcoming migration to improved architecture
Plan for change · Microsoft 365 suite · changed 6 Dec 2025Major changeFeature updateUser impact
MC1191924 Microsoft Entra ID: Enhance protection of the authentication experience by blocking external script injection
Stay informed · Microsoft Entra · changed 3 Dec 2025Feature updateUser impactAdmin impact
MC1188230 Microsoft Entra ID: Retirement of duplicative properties in passkey (FIDO2) authentication methods policy
Plan for change · Microsoft Entra · changed 19 Nov 2025Major changeRetirementAct by 14 Oct 2027 · in 12 months
MC716267 (Updated) Microsoft Publisher will no longer be supported after October 2026
Plan for change · Microsoft 365 apps · changed 11 Nov 2025Major changeUpdated messageUser impactAdmin impactRetirement
MC1182696 Microsoft Defender: Application Guard for Office is being removed
Plan for change · Microsoft 365 suite · changed 4 Nov 2025Major changeUser impactAdmin impactRetirement