Archive

Microsoft 365 Message Center

Message Center notices, mirrored here so they stay readable and searchable after Microsoft rotates them out.

  1. MC1509803Microsoft PowerPoint: Publish and unpublish controls for official brand kits
  2. MC1509801Microsoft Teams: Customize file extensions blocked by Weaponizable File Protection
  3. MC1509800Microsoft Outlook for Android: Multi-select and bulk actions in search results
  4. MC1509799Microsoft 365 Copilot: Legal plugins in Word and Cowork
  5. MC1509797Support for Office LTSC 2021 and additional apps ended on October 13, 2026
  6. MC1509796Microsoft Teams: Enhanced channel meeting experience
  7. MC1509789Microsoft Edge: Browser-native XSLT will be disabled by default
  8. MC1509787Microsoft Teams: Third-party synthetic audio and video detection in meetings
  9. MC1509780Intune ending support for Windows MDM-only enrollment CNAME auto-discovery
  10. MC1509380Microsoft Dataverse – Service Update 9.2.26102.00000 for GBR
  11. MC1509128App-V server support extended through October 9, 2029
  12. MC1509121Choose the data sources AI-powered Data Enrichment uses, including CRM notes
  13. MC1508992Power Platform – Deprecation of temporary authentication URLs for the Word Online (Business) connector
  14. MC1508562Take action: NTLMv1 hardening changes might affect network connections on devices without Credential Guard
  15. MC1508508Power Platform – Recreate connections made to the Azure DevOps connector prior to September 2024
  16. MC1508234Microsoft Teams: Automatic recording and transcription options align with admin policies
  17. MC1508229Microsoft Excel: Changes to Get Data from Web (Legacy) experience
  18. MC1508148Microsoft 365 Copilot offer and name updates
  19. MC150770690-Day Reminder: Windows 10 Enterprise LTSC 2021 will reach end of updates on January 12, 2027
  20. MC150770590-Day Reminder: Windows Server 2016 will reach end of updates on January 12, 2027
  21. MC1507704Windows Server 2022 has reached end of mainstream support
  22. MC1507520The October 2026 Scan Cab is available
  23. MC1506982Updates available for Microsoft 365 Apps for all channels
  24. MC1506735Microsoft Planner: AI-generated status reports in Planner Agent
  25. MC1506734Microsoft Teams: Video sharing from OneDrive in Teams events
  26. MC1506733Action may be required: Review who can create agents in Microsoft Entra
  27. MC1506730Classic Outlook for Windows: Upcoming visual improvements and a more consistent Outlook experience
  28. MC1506728Microsoft Entra: Changes to AgentIdentity.CreateAsManager permission for agent identities
  29. MC1506727Microsoft Agent 365: Expanded access to Microsoft agent usage and activity insights in Microsoft 365 admin center
  30. MC1506318Copilot Studio - Information regarding the end of support for selected AI models
  31. MC1506291Manage Administrator protection within Windows 11 security baseline
  32. MC1506290Hardening changes for ReFS volumes on removable media
  33. MC1506289Windows 11, version 24H2 (Home and Pro) and Windows 10 LTSB 2016 have reached end of updates
  34. MC1506288The October 2026 Windows security update is now available
  35. MC1506287AD FS Distributed Key Manager (DKM) container ACL hardening begins today
  36. MC1506286Notice: The October 2026 Scan Cab for Microsoft updates is delayed
  37. MC1506229Dynamics 365 Apps - Add users without licenses to activity recipient fields (preview)
  38. MC1506166Dynamics 365 Finance - Enable support for KSeF UUID in vendor payment journals (Poland)
  39. MC1502773Dynamics 365 Sales - Information regarding the retirement of the Dynamics 365 Sales Insights standalone add-on
  40. MC1493223Microsoft 365 Copilot: Skills in Copilot Chat
  41. MC1493186Microsoft Outlook for Android and iOS: Send Availability functionality restored
  42. MC1492959Audio Overview Updates
  43. MC1492958Microsoft Graph: New tenant controls for retirement of non-standard file API tokens
  44. MC1492955Microsoft Planner: Introducing Local Custom Fields
  45. MC1492954Microsoft Outlook: Themes by Copilot retirement
  46. MC149282530-Day Reminder: Windows 11, version 23H2 Enterprise and Education editions reach end of updates on November 10, 2026
  47. MC1492276Dynamics 365 Contact Center - Improved feature discoverability within Contact Center Admin Center
  48. MC1492166Microsoft Outlook: New event duplication capability
  49. MC1492165Microsoft PowerPoint for Windows: Improved slide contextual menu consistency
  50. MC1492164Microsoft PowerPoint for Mac: Improved slide contextual menu consistency