M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 6,788 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.

Browse by serviceRoadmapArchiveAboutRSS

All Microsoft 365 Message Center and Roadmap announcements

MessageActions
MC1387578
Microsoft Defender for Office 365: Localized default mark and notify email template
Jun 11, 2026|Microsoft Defender XDR
MC1509796
Microsoft Teams: Enhanced channel meeting experience
Oct 15, 2026|Microsoft Teams
MC1409304Major
Microsoft Teams: Facilitator proactively detects and resolves knowledge gaps in meetings
Jun 29, 2026|Microsoft Teams
MC1550540
Microsoft 365 Copilot: Copilot Workspaces is replacing standalone agent selection with agentic chat
Nov 12, 2026|Microsoft 365 apps
MC1550542
Microsoft Teams: Updated recording and transcript access setting behavior for town halls and webinars
Nov 12, 2026|Microsoft Teams
RM566523
Microsoft Teams: Facilitator follow-up mode
Nov 6, 2026|Microsoft Teams
RM576286
Microsoft 365 app: Inventory - Update Repair
Oct 19, 2026|Microsoft 365
RM571687
Microsoft Teams: Add alternate text to images shared from OneDrive and SharePoint
Sep 23, 2026|Microsoft Teams
RM571390
Microsoft Teams: Events in Meet app in Teams in GCC High and DoD
Sep 18, 2026|Microsoft Teams
RM570468
Microsoft Teams: Automatic recording and transcription choices align with admin policies
Sep 2, 2026|Microsoft Teams
RM569609
Microsoft Teams: Report a Message or an External User for Security Concern in Gov Clouds
Aug 20, 2026|Microsoft Teams
RM569425
Microsoft Copilot (Microsoft M365): Delegated prompt publishing for organization prompts
Aug 18, 2026|Microsoft 365 admin center
RM569363
Microsoft Purview: Permissions audit log improvements
Aug 17, 2026|Microsoft Purview
RM569206
Microsoft Teams: Pop out calls into a new browser window
Aug 13, 2026|Microsoft Teams
RM502520
Microsoft Teams: New sharing panel in meetings - improved content discovery and ease of sharing
Oct 29, 2025|Microsoft Teams
RM486825
Word: Email Notification Context Previews for Files Protected with Microsoft Purview
Apr 2, 2025|Word
RM579982
Dynamics 365 Customer Insights - Journeys: Create event experience that match your business structure by supporting leads, contacts, or both​
Nov 12, 2026|Dynamics 365 Customer Insights - Journeys
RM579975
Power Automate: Direct triggers for desktop flows
Nov 12, 2026|Power Automate
RM579974
Power Automate: Credentials - Integration with Delinea secret server
Nov 12, 2026|Power Automate
RM579903
Dynamics 365 Customer Insights - Journeys: Send each message only once with deduplication for SMS and custom channels
Nov 12, 2026|Dynamics 365 Customer Insights - Journeys
RM579897
Outlook: Copilot Chat Sheet UX Update for Mobile
Nov 12, 2026|Outlook
RM579193
Microsoft Edge: Top sites in Edge search bar
Nov 12, 2026|Microsoft Edge
RM578880
Microsoft 365: [Education] Practice presentations with Speaker Coach in Learning Activities
Nov 12, 2026|Microsoft 365
RM578877
Dynamics 365 Finance: Submit only validated records to Dynamics 365 Finance
Nov 12, 2026|Dynamics 365 Finance
RM578863
Dynamics 365 Customer Insights - Journeys: Build audiences faster with reusable segment templates
Nov 12, 2026|Dynamics 365 Customer Insights - Journeys
1-25 of 25+
Per page: