M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 6,182 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
MC1166852Major
Microsoft Viva Copilot Analytics launches new agent dashboard
Oct 6, 2025|Microsoft Viva
MC1486295
Microsoft OneDrive and SharePoint: Generate smart tables of contents for PDFs on the web with Copilot
Oct 2, 2026|SharePoint Online
MC1486292
Prompt Column backfill
Oct 2, 2026|Power Apps in Microsoft 365
MC1486289
Microsoft Purview |Unified Classification Management Experience
Oct 2, 2026|Microsoft Purview
MC1486284
Microsoft Purview | Data Loss Prevention: Administrative Units support for DLP policies for Microsoft Copilot
Oct 2, 2026|Microsoft Purview
RM573452
Microsoft Teams: Onboarding workflow for new team members
Oct 2, 2026|Microsoft Teams
RM573451
Microsoft Teams: Third-party synthetic audio and video (deepfake) detection in Microsoft Teams
Oct 2, 2026|Microsoft Teams
RM573280
Outlook: Draft, edit and format emails conversationally with Copilot in Outlook
Oct 2, 2026|Outlook
RM573276
Dynamics 365 Commerce: Add items to a transaction from the numpad
Oct 2, 2026|Dynamics 365 Commerce
RM573157
Microsoft Teams: Impersonation Protection for Teams meetings
Oct 2, 2026|Microsoft Teams
RM571682
Power Apps: Modern, refreshed look for embedded model-driven apps
Oct 2, 2026|Power Apps
RM571675
Dynamics 365 Field Service: Automate optimizations with Scheduling Operations Agent
Oct 2, 2026|Dynamics 365 Field Service
RM571400
Microsoft Copilot (Microsoft 365): Chat: Access to UBB models via the model selector
Oct 2, 2026|Microsoft Copilot (Microsoft 365)
RM571394
Microsoft Copilot (Microsoft 365): Use Dataverse Business Skills in Sales Agent
Oct 2, 2026|Microsoft Copilot (Microsoft 365)
RM561040
Microsoft Edge: Commercial Journeys - AI-powered task completion for Microsoft 365 Copilot users
Oct 2, 2026|Microsoft Edge
RM573156
Microsoft Teams: Start side conversations during meetings
Oct 1, 2026|Microsoft Teams
RM552598
Microsoft Edge: Improvements to site permissions user interfaces
Feb 13, 2026|Microsoft Edge
MC1469551
Teams admin center device state rules and health alerts retire; use Teams Rooms Pro Management portal
Sep 9, 2026|Microsoft Teams
MC1279093Major
Microsoft Defender for Office 365: Enhancing how we handle promotional mail
Apr 13, 2026|Microsoft Defender XDR
MC1485411
Microsoft Excel: Excel canvas
Oct 2, 2026|Microsoft 365 apps
MC1485169
Dynamics 365 Contact Center - Use role-based enforcement for recording and transcription downloads
Oct 2, 2026|Dynamics 365 Apps
MC1485120
Microsoft Outlook: Right-click to customize the classic ribbon
Oct 1, 2026|Exchange Online
RM573244
Dynamics 365 Finance and Operations cross-app: Migrate finance and operations environments from Lifecycle Services to Power Platform admin center
Oct 1, 2026|Dynamics 365 Finance
RM569721
Microsoft Purview: Data Lifecycle Management – Ensure regulatory compliance by deleting inactive OneDrives and mailboxes for departing employees
Oct 1, 2026|Microsoft Purview
RM569432
Microsoft Entra ID: Passkey support for B2B users
Oct 1, 2026|Microsoft Entra
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