Microsoft 365 Message Center ArchiveM365 Archive

Microsoft 365 Message Center Archive

A fast, searchable archive of Microsoft 365 Message Center announcements and Roadmap items. Track tenant-relevant changes, rollout dates, and service updates.

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MessageActions
MC1324284
New entry point for "Create pages with Copilot in SharePoint"
May 27, 2026|SharePoint Online
MC1158329
Microsoft 365 Copilot: Updates to memory and personalization
Sep 23, 2025|Microsoft 365 Copilot Chat
MC1384427
Microsoft Purview | Data Security Investigations: Investigation templates for common data security scenarios
Jun 8, 2026|Microsoft Purview
MC1384426
Microsoft 365 Copilot in Word: Improved support for complex edits
Jun 8, 2026|Microsoft 365 apps
MC1384425
Copilot Notebooks available in Microsoft 365 Copilot Chat for Basic users
Jun 8, 2026|Microsoft 365 apps
MC1384422
Rolling out a simplified, consistent design and navigation experience in Viva Engage
Jun 8, 2026|Microsoft Viva
MC1384420
Microsoft Purview | Endpoint Data Loss Prevention - Ability to protect files stored in the excluded folders in Windows
Jun 8, 2026|Microsoft Purview
MC1384419Major
Improved PDF preview in Outlook for iOS
Jun 8, 2026|Exchange Online
MC1384415
Microsoft Purview | Endpoint Data Loss Prevention now supports a pre‑curated file extension list
Jun 8, 2026|Microsoft Purview
MC1384412
Microsoft Purview | Data Lifecycle Management: Retention policies for Microsoft Planner content
Jun 8, 2026|Microsoft Purview
MC1384409
Outlook Actionable Messages onboarding portal refresh: new experience and updated URL
Jun 8, 2026|Microsoft 365 apps
MC1330893
Pay-as-you-go consumption-based meter for your extra SharePoint storage needs
Jun 1, 2026|SharePoint Online
MC1197146Major
Express voice enrollment in Microsoft Teams
Dec 15, 2025|Microsoft Teams
MC1310681
Microsoft Purview Data Loss Prevention: Optical character recognition for images in Office and PDFs on Windows
May 14, 2026|Microsoft Purview
MC1093912
Microsoft Outlook for iOS/Android: Improved Contacts with profile enrichment and duplicate management
Jun 13, 2025|Exchange Online
MC1383794
Dynamics 365 Customer Insights – Journeys - Boost productivity with flexible views and search in segments
Jun 8, 2026|Dynamics 365 Apps
MC1383792
Microsoft Power Automate - Measure time and cost savings for desktop flows
Jun 8, 2026|Microsoft Power Automate
MC1318856
Microsoft Viva Glint: Custom confidentiality statements
May 22, 2026|Microsoft Viva
MC1381122Major
Microsoft Defender XDR: Retirement of in-app OS update notifications in Defender for Endpoint (iOS)
Jun 5, 2026|Microsoft Defender XDR
MC1381121
Microsoft Purview | Endpoint Data Loss Prevention: Policy sync and device health AI skill
Jun 5, 2026|Microsoft Purview
MC1381120
Microsoft Teams: Improved app and agent access request flows for admin‑blocked apps
Jun 5, 2026|Microsoft Teams
MC1381119
Microsoft Defender for Endpoint security updates move to Microsoft Update on Windows
Jun 5, 2026|Microsoft Defender XDR
MC1381114
Microsoft 365 Archive: File-level archiving General Availability
Jun 5, 2026|SharePoint Online
MC1381110
OneDrive: Retention enforcement for unlicensed OneDrive accounts
Jun 5, 2026|Microsoft OneDrive
MC1245635Major
Upcoming change: disabling Teams meeting recording expiration notification emails
Mar 6, 2026|Microsoft Teams
RM565222
Microsoft Purview: eDiscovery - In-product diagnostics to troubleshoot common challenges
Jun 5, 2026|Microsoft Purview
RM564614
Microsoft Teams: Meeting recap app
Jun 5, 2026|Microsoft Teams
RM565131
Microsoft Teams: Multi-line Calling on Teams Mobile
Jun 4, 2026|Microsoft Teams
RM564613
Microsoft Teams: New layout when sharing content for Teams events
Jun 2, 2026|Microsoft Teams
RM561912
Microsoft Teams: Shared & Delegate Mailbox Scheduling for Events
May 15, 2026|Microsoft Teams
RM561647
Microsoft Teams: Room availability signal for Teams events
May 8, 2026|Microsoft Teams
RM561321
Microsoft Teams: SharePoint thumbnail previews
May 5, 2026|Microsoft Teams
RM561323
SharePoint: Authoritative Sites
Apr 30, 2026|SharePoint
RM560550
Exchange: Dynamic distribution groups now populate membership faster on creation and modification
Apr 27, 2026|Exchange
RM559996
Microsoft Viva: New Overview experience in Agent Dashboard
Apr 7, 2026|Microsoft Viva
RM559107
Microsoft Viva: [Engage] Pinned resources & related communities in Teams for iOS
Mar 31, 2026|Microsoft Viva
RM558435
Microsoft Edge: Security Update Alerts in the Edge management service
Mar 18, 2026|Microsoft Edge
RM557981
Microsoft Viva: Insights - New Copilot Metrics Available
Mar 2, 2026|Microsoft Viva
RM555880
Microsoft Copilot (Microsoft 365): Reference an attached PowerPoint deck’s style when creating a new presentation with Agent Mode in PowerPoint
Feb 18, 2026|PowerPoint
RM555879
Microsoft Copilot (Microsoft 365): Reference an attached PowerPoint deck’s style when creating a new presentation with Agent Mode in PowerPoint
Feb 18, 2026|PowerPoint
RM555878
Microsoft Copilot (Microsoft 365): Reference an attached PowerPoint deck’s style when creating a new presentation with Agent Mode in PowerPoint
Feb 18, 2026|PowerPoint
RM555891
Microsoft Copilot (Microsoft 365): Reference an email with Work IQ when using Edit with Copilot in PowerPoint to create a presentation
Feb 11, 2026|PowerPoint
RM555888
Microsoft Copilot (Microsoft 365): Reference an email with Work IQ when using Edit with Copilot in PowerPoint to create a presentation
Feb 11, 2026|PowerPoint
RM555886
Microsoft Copilot (Microsoft 365): Reference an email with Work IQ when using Edit with Copilot in PowerPoint to create a presentation
Feb 11, 2026|PowerPoint
RM498640
Microsoft Copilot (Microsoft 365): Capture voice notes in the Microsoft 365 Copilot mobile app
Dec 23, 2025|Microsoft 365
RM511820
Planner: Planner Agent in group-based basic plans
Nov 18, 2025|Planner
RM496375
Outlook: New Outlook Support For GCC-High and DoD
Jun 12, 2025|Outlook
RM477371
SharePoint: Microsoft 365 Archive file-level archiving
Feb 19, 2025|SharePoint
MC1125491
Microsoft Outlook for Windows: Add attachments while offline
Jul 30, 2025|Exchange Online
MC1268933
Viva Engage: Pinned resources and related communities in Teams for iOS
Apr 2, 2026|Microsoft Viva
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