M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 5,929 Microsoft 365 Message Center announcements and Roadmap items. Track tenant-relevant changes, rollout dates, and service updates — with the full revision history of every message.

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All Microsoft 365 Message Center and Roadmap announcements

MessageActions
MC1470425
Microsoft Copilot Cost Management: September Updates
Sep 10, 2026|Microsoft 365 Copilot Chat
MC1470424
Microsoft Viva Engage: New left navigation controls for collapsing, resizing, and managing favorites
Sep 10, 2026|Microsoft Viva
RM570641
Dynamics 365 Field Service: Streamline mobile work with an optimized Subgrid control
Sep 10, 2026|Dynamics 365 Field Service
RM570469
Microsoft Copilot (Microsoft M365): Copilot Chat can now better match search results from text that appears inside images embedded in Word, Excel, and PowerPoint file
Sep 10, 2026|Microsoft Copilot (Microsoft 365)
RM570965
Microsoft Purview: Endpoint Data Loss Prevention-Archive File Classification Behavior Change for Windows Endpoints
Sep 9, 2026|Microsoft Purview
RM570843
Microsoft Teams: Upgraded call history in Teams Calls app
Sep 9, 2026|Microsoft Teams
RM570648
Microsoft Teams: Analytics for desk utilization on Teams Pro Management portal
Sep 9, 2026|Microsoft Teams
RM570646
Microsoft Teams: Organize important resources in chats and channels
Sep 9, 2026|Microsoft Teams
RM566858
Microsoft Teams: Clearer text highlighting in dark mode and high contrast mode
Aug 3, 2026|Microsoft Teams
RM567008
Microsoft Copilot (Microsoft 365): New Rich Answer Cards
Jul 28, 2026|Microsoft Copilot (Microsoft 365)
RM566527
Microsoft Purview: Data Lifecycle Management - Ensure regulatory compliance by deleting inactive OneDrives and mailboxes for departing employees
Jun 25, 2026|Microsoft Purview
RM565866
Microsoft Purview: Data Lifecycle Management - Retention capabilities based on files Last Accessed in OneDrive and SharePoint
Jun 15, 2026|Microsoft Purview
RM553224
Microsoft Viva: Copilot Enhanced Topic Assignment
Feb 18, 2026|Microsoft Viva
RM487852
Microsoft Copilot (Microsoft 365): Realtime voice interactions in Word and PowerPoint
May 13, 2025|Microsoft Copilot (Microsoft 365)
RM488142
Microsoft Excel: Extending support for Insights Services to GCC-H and DoD sovereign clouds
Apr 2, 2025|Microsoft 365 app
RM472030
Microsoft Purview compliance portal: Data Lifecycle Management - Retention based on Last Accessed for files in OneDrive and SharePoint
Dec 11, 2024|Microsoft Copilot (Microsoft 365)
MC1470417
Microsoft 365 Copilot: Review PDFs using the Copilot context menu on OneDrive iOS
Sep 10, 2026|SharePoint Online
MC1470416
Microsoft OneDrive and SharePoint: Anchored comments in the PDF viewer
Sep 10, 2026|SharePoint Online
MC1470415
Microsoft 365 Copilot in PowerPoint: Guide Presentation Creation with Notes Steering and Strict Brand Adherence
Sep 10, 2026|Microsoft 365 apps
MC1470410
Microsoft Teams: QR code protection for messages from external users
Sep 10, 2026|Microsoft Teams
MC1282683
Create and edit SharePoint pages with Copilot-powered AI
Apr 16, 2026|SharePoint Online
MC1466753Major
Microsoft Word: Similarity Checker retirement
Sep 3, 2026|Microsoft 365 apps
MC999442
Microsoft Purview | Data Lifecycle Management: Retention based on “last accessed” for OneDrive and SharePoint files
Feb 7, 2025|Microsoft Purview
MC1469958
Microsoft Purview: Auto-labeling scalability, policy management, and reporting enhancements
Sep 9, 2026|Microsoft 365 suite
MC1459143
Communicator app enters Public Preview
Aug 21, 2026|Microsoft Teams
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