Microsoft 365 Message Center announcements
Browse planned changes, new features, retirements, service updates, and administrator actions from Microsoft 365 Message Center.
Latest messages
- MC1181769: Microsoft Purview: Integration with Entra GSA Internet Access to enable sensitive file filtering at the network layer
- MC1404326: Microsoft 365 admin center: New usage report for Copilot connectors
- MC1454996: Copilot Chat can float over your Outlook iPad and Mac window
- MC1470426: Data Privacy: Microsoft Online Services Subprocessor Disclosure
- MC1411432: Viva Engage: New post creation experience
- MC1413304: Viva Engage: New Recent feed in Home
- MC1455014: Microsoft Teams: Teams Events Attendance and Engagement Report Policy
- MC1469960: Microsoft Exchange Online: Review and configure EWSAllowedAppIDs before Exchange Web Services access changes
- MC1156360: Microsoft 365 Copilot: Copilot Chat for Teams Chats, Channels, Calling, and Meetings
- MC1470425: Microsoft Copilot Cost Management: September Updates
- MC1470424: Microsoft Viva Engage: New left navigation controls for collapsing, resizing, and managing favorites
- MC1470417: Microsoft 365 Copilot: Review PDFs using the Copilot context menu on OneDrive iOS
- MC1470416: Microsoft OneDrive and SharePoint: Anchored comments in the PDF viewer
- MC1470415: Microsoft 365 Copilot in PowerPoint: Guide Presentation Creation with Notes Steering and Strict Brand Adherence
- MC1470410: Microsoft Teams: QR code protection for messages from external users
- MC1282683: Create and edit SharePoint pages with Copilot-powered AI
- MC1466753: Microsoft Word: Similarity Checker retirement
- MC999442: Microsoft Purview | Data Lifecycle Management: Retention based on “last accessed” for OneDrive and SharePoint files
- MC1469958: Microsoft Purview: Auto-labeling scalability, policy management, and reporting enhancements
- MC1459143: Communicator app enters Public Preview
- MC1430536: Microsoft Purview: Insider Risk Management - Unified alert queue
- MC1290821: eSignature for Microsoft 365 - Recipient groups
- MC1469962: Change in sender email address for Copilot emails
- MC1469961: Microsoft Viva Glint: Copilot features are no longer available for cross-tenant guest users
- MC1469957: [Whiteboard] Legacy Whiteboard migration to OneDrive
- MC1466751: Microsoft Teams: Lobby visibility will align with the "Who can admit from lobby" meeting option
- MC1441784: Microsoft Copilot for Outlook: New Copilot entry point in Classic Outlook
- MC1446797: Microsoft Teams: Modernized Gallery view in Teams Rooms on Android
- MC1443518: Microsoft Teams: Expanded presenter visibility in Manage what attendees see
- MC1462473: Microsoft Teams: PowerPoint Live introduces light mode for presenters
- MC1429012: Microsoft Teams: Enhanced delegated calling with delegate call access restrictions and join notifications
- MC1461164: Microsoft Teams Rooms on Android: room users can change the app language
- MC1146821: Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users
- MC1459129: Microsoft Viva: Viva Learning retirement of Microsoft 365 training content
- MC1009930: Microsoft Teams: Distinguish invites among Attendee, Presenter, and Co-organizer emails
- MC1459141: Microsoft Teams: Admin policy to automatically block identified external meeting bots from joining meetings
- MC1456610: Microsoft 365 Copilot Chat: Updated commercial Copilot endpoint for Microsoft Edge
- MC1469559: [Whiteboard] Legacy Whiteboard migration to OneDrive
- MC1469583: Updates available for Microsoft 365 Apps for all channels
- MC1469565: Microsoft Purview | Data Lifecycle Management - Graph API Support for archive mailboxes
- MC1469564: Microsoft Publisher: Reminder that support ends in October 2026
- MC1469557: [Whiteboard] Standalone app deprecation (Windows, Mobile)
- MC1469555: Microsoft Entra: Optimized passkey registration campaign experience
- MC1469551: Teams admin center device state rules and health alerts retire; use Teams Rooms Pro Management portal
- MC1462915: Allow connections to copilot.cloud.microsoft before the Copilot URL redirect
- MC1222978: Microsoft 365 Copilot: User-day export for Copilot dashboard metrics in public preview
- MC1466762: Cross-post SharePoint News to Engage
- MC1469329: Build apps in Microsoft Copilot Studio and Copilot Cowork
- MC1461700: Session and Response Sharing in M365 Copilot
- MC1325441: Microsoft Purview | Data Lifecycle Management - Archive SharePoint files under retention
- MC1466328: Frontier: [Skills] 'Explain this presentation' built in skill in PPT Copilot (Desktop)
- MC1467357: Microsoft Teams: Updated header and dashboard for chats and channels on mobile
- MC1467356: Deprecation for Manifest V2 (MV2) browser extensions support in Microsoft Edge
- MC1467355: Power BI subscriptions: Changes to notification delivery and sender experience
- MC1462925: OneDrive Photos on Windows: admin controls and policy support
- MC1440968: Microsoft Entra ID: Optimizations for passkey registration experience
- MC1387814: Microsoft Teams: RTMP-In port and domain changes required
- MC1403410: Microsoft Viva: Agent flexible query in Analytics Workbench
- MC1466864: Call Quality Dashboard Custom Detailed Reports
- MC1466760: Microsoft Copilot Pages: Access existing Pages from the "/" menu in chat
- MC1466757: Microsoft Teams: Collect information with List Form in Workflows
- MC1466754: Microsoft Viva Engage: Reducing reply notification volume in email
- MC1466750: Microsoft Secure Score: New AI-readiness recommendations for device security
- MC1454816: [Updated Date] Power Platform - Information about SharePoint file thumbnail changes
- MC1438571: Default visibility of additional profile card properties in Microsoft 365 profile cards
- MC1166852: Microsoft Viva Copilot Analytics launches new agent dashboard
- MC1085133: Microsoft Teams: Rule-based enablement of Microsoft 365 third-party apps in the Teams admin center
- MC1323270: Microsoft Teams: Secure Reliable Transport (SRT) support for Teams meetings and events
- MC1257308: Microsoft Teams: Building‑level insights on the Teams Rooms Pro Management portal recommended actions page
- MC1466584: Dynamics 365 Contact Center- Use data masking to protect customer data
- MC1466327: Frontier: [Skills] 'Explain this presentation' built in skill in PPT Copilot (Web)
- MC1466326: Frontier: [Skills] 'Explain this presentation' built in skill in PPT Copilot (Mac)
- MC1466323: Frontier: Skills] 'Sharpen slide titles' built in skill in PPT Copilot (Desktop)
- MC1466321: Frontier: [Skills] 'Sharpen slide titles' built in skill in PPT Copilot (Mac)
- MC1466322: Frontier: [Skills] 'Sharpen slide titles' built in skill in PPT Copilot (web)
- MC1326509: Microsoft Purview: Information Protection- File Labeler and File Viewer for MacOS
- MC1466307: Microsoft Teams: Centralized notification settings for channels
- MC1466302: Project Online Essentials reaches End of Life on October 1, 2026: Action required
- MC1466299: Microsoft Planner: New Planner usage report in the Microsoft 365 admin center
- MC1466296: Microsoft Teams: Report security concerns in meetings
- MC1459138: Microsoft Teams: Local Pan-tilt-zoom (PTZ) controls for Microsoft Teams Rooms on Windows
- MC688109: Co-organizer experience updates in Teams Webinars and Townhalls
- MC1332816: Scoped SharePoint search in Teams (SharePoint app, also called Viva Connections)
- MC1324280: Assign open shifts in Microsoft Teams Shifts
- MC1317836: Microsoft Teams: Unblock users to send message while file is uploading in the background
- MC1316231: Microsoft Teams: Front-of-room view control for Webinars and structured meetings in Teams Rooms on Android
- MC1307982: Microsoft Teams Town halls: Upload custom backgrounds in Manage what attendees see
- MC1250273: Improved copy and paste support for @mentions and shared contacts in Microsoft Teams
- MC1251206: Microsoft Teams: Identify external bots joining your Teams meetings
- MC1261595: Microsoft Teams town halls now support backup Real-Time Messaging Protocol (RTMP) streams
- MC1256307: Microsoft Teams: Recently used emojis sync across devices
- MC1197146: Express voice enrollment in Microsoft Teams
- MC1045221: Microsoft Teams: New user setting to view incoming calls in a small window
- MC1459131: Microsoft Teams: Prepare custom apps for private and shared channel compatibility
- MC1454108: Microsoft 365 Copilot app update: Simpler Copilot access
- MC1455013: Microsoft Purview: Data Lifecycle Management- Azure PST Import
- MC1281505: Microsoft Purview: Data Lifecycle Management- Azure PST Import
- MC1218000: Microsoft 365 Copilot: Structured document generation with Forms
- MC1454113: Microsoft Copilot Word: Document summarization experience moving
- MC1422060: Microsoft Defender for Office 365: Prompt injection protection for email