M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 6,075 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
MC1483566
Updates available for Microsoft 365 Apps for Current Channel
Sep 30, 2026|Microsoft 365 apps
MC1483527
Dynamics 365 and Power Platform– Information about storage validation for Dataverse-only tenants
Sep 30, 2026|Dynamics 365 Apps
MC1483432
Dynamics 365 Contact Center - Let representatives set next presence to handle routing of work items
Sep 30, 2026|Dynamics 365 Apps
MC1483419
Dynamics 365 Contact Center - Let representatives set next presence to handle routing of work items
Sep 30, 2026|Dynamics 365 Apps
MC1483413
Dynamics 365 Contact Center - Assign conversation to expert who engaged with the customer previously
Sep 30, 2026|Dynamics 365 Apps
RM571880
Microsoft Copilot Studio: Discover & Add Skills from the skill catalog
Sep 29, 2026|Microsoft Copilot Studio
RM570854
Work IQ: ExpandedContextIQ
Sep 29, 2026|Work IQ
RM570853
Work IQ: Custom agents + 3P calls
Sep 29, 2026|Work IQ
RM569425
Microsoft Copilot (Microsoft M365): Delegated prompt publishing for organization prompts
Aug 18, 2026|Microsoft 365 admin center
RM568935
Microsoft Purview: Information Protection-Auto-labeling per-policy coverage report
Aug 7, 2026|Microsoft Purview
RM568933
Microsoft Teams: Use Copilot Chat after a call in Queues app
Aug 6, 2026|Microsoft Teams
RM568075
Microsoft Purview: Data Loss Prevention - Data Security for non-Microsoft connected apps
Jul 21, 2026|Microsoft Purview
RM567121
Microsoft Copilot (Microsoft 365): Microsoft 365 admin center - Usage reports - Copilot Chat for GCC, GCC High and DoD
Jul 6, 2026|Microsoft Copilot (Microsoft 365)
RM565869
Microsoft Teams: Personal message reminders for chat and channels
Jun 15, 2026|Microsoft Teams
RM560600
Microsoft Purview: Insider Risk Management – Policy Recommendation Panel in IRM
Apr 28, 2026|Microsoft Purview
RM560538
Microsoft Viva: Copilot Analytics - Export metrics from Agent Dashboard
Apr 21, 2026|Microsoft Viva
RM554937
Microsoft 365: Change Meeting Organizer via PowerShell Cmdlet in Exchange Online
Feb 5, 2026|Microsoft 365
RM543422
Microsoft Copilot (Microsoft 365): Excel Agent
Dec 19, 2025|Excel
RM502858
Microsoft Copilot (Microsoft 365): Live subtitles on voice chat in Copilot when using the quick composer
Sep 30, 2025|Microsoft Copilot (Microsoft 365)
MC1479514Major
Microsoft Teams: Improved file sharing experience in external chats
Sep 25, 2026|Microsoft Teams
MC1449180
Microsoft Purview: Data Loss Prevention and auto-labeling support for non-Microsoft applications
Aug 6, 2026|Microsoft Purview
MC1472591
Enhanced security and access controls for Outlook attachments
Sep 15, 2026|Exchange Online
MC1478975
Microsoft 365 Copilot: Use Microsoft Agent 365 agents as connected agents in declarative agents
Sep 25, 2026|Microsoft 365 Copilot Chat
MC1478958
Microsoft SharePoint Online: Select page canvas elements for Copilot-assisted editing
Sep 24, 2026|SharePoint Online
MC1446796MajorAction by Oct 1, 2026
Migrate Free/Busy, MailTips, and Calendar Sharing before EWS deprecation
Aug 3, 2026|Exchange Online
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