Microsoft 365 Message Center posts

Every post with a one-line AI summary, AI tags and an attention level, so you can see what needs you first. How this works

Showing 51–100 of 137 posts in October 2026

Summaries, tags and attention levels are generated by Azure OpenAI from each post’s text and can be wrong. About the AI fields

  1. Public CDN is becoming optional during Brand Center setup

    MC1505610

    Brand Center setup now allows admins to defer enabling Public CDN; branding governance can be used without CDN, which remains required for organizational fonts.

    Services: Microsoft 365 suite, SharePoint Online

    • Admin
    • Compliance
  2. Audio overviews on PDF

    MC1505608

    Audio Overviews on PDFs in the Copilot mobile app lets users generate podcast-style audio summaries but will be retired on October 30, 2026.

    Services: Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Copilot License
  3. Microsoft 365 Copilot: Skills in Copilot Chat

    MC1493223

    Skills are coming to Microsoft 365 Copilot Chat, enabling custom task instructions; admins can deploy, manage skills and plugins for improved workflow accuracy.

    Services: Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Compliance
    • Copilot License
  4. Audio Overview Updates

    MC1492959

    Audio Overview adds episode-based navigation, supports sensitivity labels on files saved to OneDrive, and accepts more content types including OneNote, Loop, emails, Teams meetings/chats.

    Services: Microsoft 365 suite, Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Compliance
    • Copilot License
  5. Microsoft Outlook: New event duplication capability

    MC1492166

    Microsoft Outlook adds a Duplicate event option, allowing users to quickly create new events based on existing ones without re-entering details.

    Services: Exchange Online

    • User
    • Admin
  6. (Updated) Microsoft 365 Copilot: Copilot Pages and Notebooks Creation in OneDrive

    MC1449182

    Newly created Copilot Pages will now be stored in OneDrive for Business, enabling existing governance, compliance, and data protection capabilities.

    Services: Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Compliance
    • Copilot License
  7. (Updated) Create interactive slides in PowerPoint with Copilot skill (Windows and Mac)

    MC1461152

    Copilot's 'Create interactive slide' skill launches in PowerPoint for Windows, Mac, and web, enabling easier creation of interactive visuals; rollout completes by end of October 2026.

    Services: Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Copilot License
  8. Microsoft Teams: Call quality feedback surveys for Teams Rooms on Android

    MC1490912

    Microsoft Teams will introduce call quality feedback surveys for Teams Rooms on Android, allowing users to rate meeting experiences and help improve reliability and quality.

    Services: Microsoft Teams

    • User
    • Admin
    • Compliance
  9. (Updated) Microsoft 365 Copilot: Legal agent available in Frontier worldwide

    MC1388706

    Copilot for Legal in Word is now available globally in Frontier preview, helping legal professionals review and negotiate contracts using AI-driven workflows.

    Services: Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Compliance
    • Copilot License
  10. (Updated) Spell check before sending emails in new Outlook

    MC1479509

    Outlook users can configure automatic spell check before sending emails, helping reduce mistakes; rollout starts mid-October 2026.

    Services: Exchange Online

    • User
    • Admin
    • Compliance
  11. Microsoft 365 Backup: Activity Logs

    MC1489931

    Introducing activity logs in Microsoft 365 Backup for admins to monitor backup policy and restore activities with enhanced visibility and log export features.

    Services: Microsoft 365 suite

    • Admin
  12. Microsoft Brand Kit: Duplicate an existing Brand Kit

    MC1489928

    Brand Managers and Brand Kit owners can now duplicate an existing Brand Kit as a starting point for new ones, streamlining creation and customization.

    Services: Microsoft 365 apps

    • User
    • Admin
  13. (Updated) [Outlook Mac] Purview Data Loss Prevention support for Calendar Events

    MC1472022

    Outlook for Mac adds support for Purview Data Loss Prevention policies for calendar events, enabling detection and prevention of sensitive data sharing via meeting invites.

    Services: Exchange Online, Microsoft Purview

    • User
    • Admin
    • Compliance
  14. (Updated) [Outlook Mobile] Purview Data Loss Prevention support for Calendar Events

    MC1472023

    Outlook for iOS and Android will support Purview DLP policies for calendar events, enabling detection and prevention of sensitive info sharing in meetings with compliance protections.

    Services: Exchange Online, Microsoft Purview

    • User
    • Admin
    • Compliance
  15. (Updated) [Outlook Mac] Purview DLP Wait-on-Send Support

    MC1472019

    Outlook for Mac will support Microsoft Purview DLP wait-on-send policies, allowing admins to require message inspection and configure user wait times before emails are sent.

    Services: Exchange Online, Microsoft Purview

    • User
    • Admin
    • Compliance
  16. (Updated) [Outlook Mobile] Purview DLP Wait-on-Send Support

    MC1472021

    Outlook for iOS and Android will support Purview DLP wait-on-send policies, allowing admins to require policy evaluation before email sends and configure wait time for compliance.

    Services: Exchange Online, Microsoft Purview

    • User
    • Admin
    • Compliance
  17. (Updated) Microsoft Copilot Word: Document summarization experience moving

    MC1454113

    The Top of Doc summarization in Word will move to Copilot surfaces, creating a more unified Copilot experience without removing document summarization.

    Services: Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Copilot License
  18. (Updated) Microsoft Viva: Targeted audience surveys in the Copilot dashboard

    MC1446805

    Authorized users can send Viva Pulse surveys to predefined Copilot user cohorts from the Copilot dashboard, reducing admin effort by leveraging dynamic audience filters.

    Services: Microsoft Viva

    • User
    • Admin
    • Compliance
    • Copilot License
  19. (Updated) Microsoft Teams: Emoji shortcuts expand to iOS and Android

    MC1404321

    Teams mobile apps gain desktop-style emoji shortcuts by typing keywords in colons, improving consistency and user productivity across iOS and Android platforms.

    Services: Microsoft Teams

    • User
    • Admin
  20. (Updated) Microsoft Purview: Credential scanning in Data Security Posture Agent

    MC1259828

    A new credential scanning capability expands Purview’s Data Security Posture Agent, detecting exposed credentials, risk scores, and AI insights for admins; GA postponed.

    Services: Microsoft Purview

    • Admin
    • Security
    • Compliance
  21. Microsoft 365 Copilot: new guided Copilot onboarding experience

    MC1486291

    A new optional, admin-led Copilot onboarding experience launches for Frontier participants to support user adoption via personalized, guided activities within the Copilot app.

    Services: Microsoft 365 suite, Microsoft Viva, Microsoft Copilot (Microsoft 365)

    • User
    • Admin
    • Copilot License
  22. Microsoft Purview |Unified Classification Management Experience

    MC1486289

    Microsoft Purview is introducing a unified Classification Management experience for consistent classifier discovery and management by admins.

    Services: Microsoft Purview

    • Admin
    • Compliance
  23. (Updated) Viva Engage: Community feeds improvements

    MC1187781

    A new default conversation view in Viva Engage communities, sorted by recent posts, is rolling out to simplify following discussions and will be ON by default for all users.

    Services: Microsoft Viva

    • User
    • Admin
  24. Upgraded call history in Teams Calls app

    MC1485056

    Teams Calls app upgrades streamline call history by consolidating missed calls/voicemails and increasing call history limit to 3,000 records or 6 months for easier follow-up.

    Services: Microsoft Teams

    • User
    • Admin
  25. Power Automate - Enable Process Intelligence Studio in object-centric process mining

    MC1484591

    Process Intelligence Studio is now available for object-centric process mining in Power Automate Process Mining, providing intuitive analysis with tab-based navigation, flexible layouts, and unified filtering.

    Services: Microsoft Power Automate

    • User
    • Admin
  26. Outlook: Reply With a Template in Rules

    MC1505607

    Users of new Outlook for Windows and Outlook on the web can create inbox rules to automatically reply to emails using saved templates, improving productivity through automation.

    Services: Exchange Online

    • User
    • Admin
  27. (Updated) Microsoft Teams: Removing Copilot from the chat list

    MC1477999

    Microsoft has cancelled the removal of the Copilot entry point from Teams chat list; Copilot access in Teams remains unchanged and no action is required.

    Services: Microsoft Teams, Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

    • User
    • Admin
    • Copilot License
  28. Microsoft PowerPoint for Windows: Improved slide contextual menu consistency

    MC1492165

    PowerPoint for Windows updates slide contextual menus for improved consistency; Photo Album command removed but remains available via Insert tab. No admin controls or compliance impact.

    Services: Microsoft 365 apps

    • User
    • Admin
  29. Microsoft PowerPoint for Mac: Improved slide contextual menu consistency

    MC1492164

    The slide contextual menu in PowerPoint for Mac is being updated for greater consistency; some commands are reorganized, and several low-usage commands are removed.

    Services: Microsoft 365 apps

    • User
    • Admin
  30. Microsoft API Hub: Zendesk OAuth tokens will require expiration and automatic refresh

    MC1492163

    Microsoft API Hub is updating Zendesk OAuth token management with shorter token lifetimes and automatic refresh; reauthorization required for existing connections.

    Services: Power Apps in Microsoft 365, Microsoft Power Automate in Microsoft 365, Power Platform, Microsoft Copilot (Microsoft 365)

    • Admin
  31. Microsoft PowerPoint for Mac: Smarter Keep Source Formatting slide pasting experience

    MC1492155

    PowerPoint for Mac updates Keep Source Formatting paste: only necessary slide masters/layouts imported, reducing file size and improving performance; users can revert to previous behavior via setting.

    Services: Microsoft 365 apps

    • User
    • Admin
  32. Windows Office Hours: October 15, 2026

    MC1491762

    Monthly Windows Office Hours offers IT admins a live chat event with engineering teams to answer questions on Windows management and updates.

    Services: Windows

    • Admin