M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 5,847 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
MC1461165
Microsoft Teams: Facilitator can join channel meetings
Aug 24, 2026|Microsoft Teams
MC1461164
Microsoft Teams Rooms on Android: room users can change the app language
Aug 24, 2026|Microsoft Teams
RM569719
Outlook: Purview DLP Wait-on-Send Support for Mac
Aug 24, 2026|Outlook
RM569718
Outlook: Purview DLP Wait-on-Send Support for Outlook mobile apps
Aug 24, 2026|Outlook
RM569716
Outlook: Purview Data Loss Prevention support for Calendar Events in Outlook mobile apps
Aug 24, 2026|Outlook
RM569430
Outlook: Manage Multiple Inbox Rules at Once
Aug 24, 2026|Outlook
RM565905
Microsoft Copilot (Microsoft 365): People Skills- removal and deletion admin control
Jun 15, 2026|Microsoft Copilot (Microsoft 365)
RM561922
Universal Print: Universal Print Portal
May 13, 2026|Universal Print
RM561031
Microsoft Teams: Enhanced bookable desk experience with Teams panel-based desk dock devices
May 6, 2026|Microsoft Teams
RM558928
Planner: Microsoft Planner tab support for shared and private channels in Microsoft Teams
Mar 23, 2026|Microsoft Teams
RM558852
Microsoft Teams: Digital signage support for Teams panels
Mar 20, 2026|Microsoft Teams
RM558547
Microsoft Purview: Data Security Investigations – analyze files tied to endpoint DLP alerts
Mar 12, 2026|Microsoft Purview
RM512431
Planner: Custom Templates
Nov 18, 2025|Planner
RM503564
Microsoft 365 admin center: Organizational Messages now supports Hybrid-joined Devices
Oct 6, 2025|Microsoft 365 admin center
MC1458483
OneDrive macOS Native Sync Engine
Aug 21, 2026|Microsoft OneDrive
MC1258000
Microsoft Purview: Data Security Investigations – analyze files tied to endpoint DLP alerts
Mar 21, 2026|Microsoft Purview
MC1461160
Microsoft Teams: Copilot in call recap in the Queues app
Aug 24, 2026|Microsoft Teams
MC1461158Major
Prepare for upcoming changes to the Excel Exchange connector
Aug 24, 2026|Microsoft 365 apps
MC1461157
Microsoft Teams: Proximity join support for attendees in Teams events from Teams Rooms on Windows and Android
Aug 24, 2026|Microsoft Teams
MC1461154
Microsoft Purview | Information Protection – Auto-labeling scale increase for SharePoint and OneDrive
Aug 24, 2026|Microsoft 365 suite
MC1461153
Microsoft Teams: Add multiple steps when building a workflow from scratch
Aug 24, 2026|Microsoft Teams
MC1461152
Create interactive slides in PowerPoint with Copilot skill (Windows)
Aug 24, 2026|Microsoft 365 apps
MC1447678MajorAction by Sep 30, 2026
Microsoft Exchange Online: Prepare for Exchange Web Services retirement with EWSAllowedAppIDs
Aug 5, 2026|Exchange Online
MC1431365
Copilot Analytics - Agent 365 dashboard for managers
Jul 17, 2026|Microsoft Viva
MC1411574
Microsoft Entra: System-preferred authentication now applies to first-factor authentication
Jul 1, 2026|Microsoft Entra
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