M365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of 5,824 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
MC1455051
Dynamics 365 Customer Service and Dynamics 365 Contact Center - Detect intraday volume spikes with workforce alerts
Aug 14, 2026|Dynamics 365 Apps
MC1430542
Microsoft Outlook: Collaborate with Copilot while drafting email
Jul 17, 2026|Exchange Online
MC1455028
Dynamics 365 Customer Service and Dynamics 365 Contact Center - Planning group support in Adherence tracker
Aug 14, 2026|Dynamics 365 Apps
MC1289726
Microsoft Purview: eDiscovery - CMK (Customer managed key) for eDiscovery direct export
Apr 23, 2026|Microsoft Purview
MC1403407
OneDrive for the web: New libraries browsing experience
Jun 24, 2026|Microsoft OneDrive
RM569434
Microsoft Teams: App centric management in Teams Admin Center to manage the Apps access for tenants, end-users, and groups in DoD
Aug 14, 2026|Microsoft Teams
RM569433
Microsoft Teams: App centric management in Teams Admin Center to manage the Apps access for tenants, end-users, and groups in GCC High
Aug 14, 2026|Microsoft Teams
RM569421
Microsoft Teams: Malicious URL Protection for Teams Chat and Channels for Gov clouds
Aug 14, 2026|Microsoft Teams
RM569206
Microsoft Teams: Pop out calls into a new browser window
Aug 13, 2026|Microsoft Teams
RM567467
Microsoft Teams: Expand presenter visibility in 'Manage what attendees see' for Teams events
Jul 14, 2026|Microsoft Teams
RM565372
Microsoft Purview: eDiscovery - Advanced Review Set Explorer
Jun 9, 2026|Microsoft Purview
RM565222
Microsoft Purview: eDiscovery - In-product diagnostics to troubleshoot common challenges
Jun 5, 2026|Microsoft Purview
RM547732
SharePoint: New SharePoint Experience
Feb 20, 2026|SharePoint
RM527831
Microsoft Purview: Data Loss Prevention- Actionable Email Notifications for Enhanced Incident Remediation
Nov 13, 2025|Microsoft Purview
RM484086
Microsoft Purview compliance portal: eDiscovery - Advanced Review Set Explorer
Mar 7, 2025|Microsoft Purview
RM464996
Microsoft Purview compliance portal: Data Loss Prevention - Actionable Email Notifications for Enhanced Incident Remediation
Nov 6, 2024|Microsoft Purview
RM361914
Exchange: Adding support for Inbound SMTP DANE with DNSSEC for Exchange Online GCC-H and DoD
Apr 1, 2024|Exchange
MC1247902
SharePoint: AI citations analytics for documents and pages
Mar 9, 2026|SharePoint Online
MC1187682
Microsoft Edge: Microsoft 365 Copilot will support summarization and contextual grounding
Nov 18, 2025|Microsoft 365 suite
MC1443523
Microsoft 365 Copilot: Planner capabilities in Copilot chat
Jul 31, 2026|Planner
MC1455017
New Defender for Identity health alert for missing domain controller network traffic
Aug 14, 2026|Microsoft Defender XDR
MC1455016
New Defender for Identity health issue for missing Windows events from a domain controller
Aug 14, 2026|Microsoft Defender XDR
MC1455014
Microsoft Teams: Teams Events Attendance and Engagement Report Policy
Aug 14, 2026|Microsoft Teams
MC1455013
Microsoft Purview: Data Lifecycle Management- Azure PST Import
Aug 14, 2026|Microsoft Purview
MC1221453
Microsoft Purview | eDiscovery – Advanced review set explorer
Jan 23, 2026|Microsoft Purview
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