Microsoft 365 Message Center

Comprehensive archive of Microsoft 365 service updates and feature announcements.

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Message Details
Services
Published
Actions
Microsoft Teams: AI meeting recap without transcript to meet compliance policies
MC1275312Major Change
Microsoft Teams
Apr 9, 2026
Simplifying agent management with Agent 365
MC1275311Major Change
Microsoft Entra
Apr 9, 2026
New PDF Viewer Enabled by Default in Microsoft Edge Starting October 2025
MC1154300
Microsoft 365 suite
Sep 16, 2025
Updated
Microsoft Purview | Data Security Posture Management for AI Fabric integration in data risk assessment
MC1274552
Microsoft Purview
Apr 8, 2026
Microsoft Teams: Book future meetings from Microsoft Teams panels (Android)
MC1274551
Microsoft Teams
Apr 8, 2026
Microsoft Teams: Quick access to read items while using unread only mode
MC1274550
Microsoft Teams
Apr 8, 2026
Upcoming change: Microsoft 365 Apps SAEC and MEC will unify
MC1274325Major Change
Microsoft 365 apps
Apr 8, 2026
SharePoint Advanced Management: Delegate management of Restricted Access Control (RAC) to site admins
MC1274323
SharePoint Online
Apr 8, 2026
Microsoft Teams: Private channels increased limits and transition to group compliance
MC1134737Major Change
Microsoft Teams
Aug 13, 2025
Updated
Microsoft 365 Copilot: Updated handling of entity inserts in the Copilot Chat input box
MC1230892
Microsoft 365 Copilot Chat
Feb 11, 2026
Updated
Microsoft Whiteboard content is now viewable in Microsoft Purview eDiscovery
MC1273444
Microsoft Purview
Apr 7, 2026
Microsoft Teams: Smarter auto suggestions to help you search faster
MC1273443
Microsoft Teams
Apr 7, 2026
Power Apps - Microsoft 365 Copilot will be available in model-driven apps
MC1273407
Power Apps
Apr 7, 2026
Improved OneDrive sync experience for macOS users
MC1255404
Microsoft OneDrive
Mar 18, 2026
Updated
Viva Engage: Feature conversations to all network members
MC1272652
Microsoft Viva
Apr 7, 2026
New features coming to Copilot Notebooks for Frontier users
MC1187387
Microsoft 365 apps
Nov 17, 2025
Updated
Microsoft Edge: Copilot new tab page
MC1250274
Microsoft 365 suite
Mar 12, 2026
Updated
Microsoft Teams: Channel Agent feature updates
MC1243546
Microsoft Teams
Mar 4, 2026
Updated
Microsoft Teams on Windows: Annotate content while sharing a single window
MC1234561
Microsoft Teams
Feb 18, 2026
Updated
Microsoft Teams: New Drafts quick view
MC1223827
Microsoft Teams
Jan 29, 2026
Updated
Microsoft Teams: Restart Event feature for Town Hall with unrecoverable failures
MC1194079
Microsoft Teams
Dec 10, 2025
Updated
Flexible layout for Teams meetings with resizable divider
MC1190199
Microsoft Teams
Nov 26, 2025
Updated
Co-organizer experience updates in Teams Webinars and Townhalls
MC688109
Microsoft Teams
Nov 8, 2023
Updated
Microsoft Teams: AI Interpreter (simultaneous) quality improvements and new Traditional Chinese support
MC1267977
Microsoft Teams
Apr 2, 2026
Updated
Microsoft Teams: Flexible layout for meetings with resizable divider
MC1239934
Microsoft Teams
Feb 27, 2026
Updated
Microsoft Teams: Rule-based enablement of Microsoft 365 third-party apps in the Teams admin center
MC1085133Major Change
Microsoft Teams
May 29, 2025
Updated
Outlook: New and improved People Hub on Web
MC1199768Major Change
Microsoft 365 for the web
Dec 18, 2025
Updated
Microsoft Purview compliance portal: Data Security Investigations introduces new soft purge mitigation action
MC1249429
Microsoft Purview
Mar 12, 2026
Updated
Express voice enrollment in Microsoft Teams
MC1197146Major Change
Microsoft Teams
Dec 15, 2025
Updated
Top domain mail flow report in Exchange Online is retiring
MC1272554Major ChangeAction Required
Exchange Online
Apr 6, 2026
Workweek view for Outlook on iOS and iPad
MC1272552
Exchange Online
Apr 6, 2026
Upcoming change: Retirement of noise suppression capability for OneDrive and SharePoint video
MC1272549Major Change
SharePoint Online
Microsoft OneDrive
Apr 6, 2026
Copilot Cowork now available in Frontier
MC1265767
Microsoft 365 Copilot Chat
Mar 30, 2026
Updated
Microsoft Outlook Mobile adds support for DLP policy tips and enforcement
MC1129716
Microsoft 365 apps
Aug 5, 2025
Updated
DLP policies will be able to block Copilot processing of sensitivity‑labeled files in all storage locations
MC1234661
Microsoft 365 suite
Microsoft 365 apps+1 more
Feb 19, 2026
Updated
New policy to add watermarks to content generated or altered by using AI in Microsoft 365
MC1221451
Microsoft 365 Copilot Chat
Jan 23, 2026
Updated
Update to Copilot navigation pane chat history filtering
MC1269870
Microsoft 365 Copilot Chat
Apr 3, 2026
Microsoft Teams: New chat sections for muted and meeting chats
MC1269864Major Change
Microsoft Teams
Apr 3, 2026
OneDrive and SharePoint: Undo and Redo for PDF annotations on OneDrive for web
MC1269863
SharePoint Online
Microsoft OneDrive
Apr 3, 2026
OneDrive: Files deleted from the cloud will no longer appear in the local Recycle Bin or Trash
MC1269861Major Change
Microsoft OneDrive
Apr 3, 2026
Microsoft 365 Copilot: Session persistence enhancement for Copilot chat
MC1174856
Microsoft 365 Copilot Chat
Oct 18, 2025
Updated
Microsoft Purview compliance portal: Endpoint DLP expands protection to Copilot PC Recall snapshots
MC1269217
Microsoft Purview
Apr 3, 2026
Outlook for Android and iOS: Support for shareable links beautification and permissions in meeting description
MC1269216
Exchange Online
Apr 3, 2026
Microsoft Teams: Honor Windows “Do not disturb” setting
MC1269215
Microsoft Teams
Apr 3, 2026
Viva Engage: At-Mentions & Replies notifications improvements
MC1269214
Microsoft Viva
Apr 3, 2026
New meeting response option: decline and propose a new time in Outlook Mobile
MC1269213
Exchange Online
Apr 3, 2026
New option to keep or delete meeting invitations after responding
MC1269212
Exchange Online
Apr 3, 2026
Clearer RSVP selection in Outlook Mobile
MC1269211
Exchange Online
Apr 3, 2026
Classic Outlook: Retirement of people card expanded view
MC1269210Major Change
Microsoft 365 apps
Apr 3, 2026
Extending AI in SharePoint using custom skills
MC1269209Major Change
SharePoint Online
Apr 3, 2026