Microsoft 365 Message Center ArchiveM365 Archive

Microsoft 365 Copilot Chat

Message Center and Roadmap announcements for this Microsoft 365 service.

MessageActions
MC1174856
Microsoft 365 Copilot: Session persistence enhancement for Copilot chat
Oct 18, 2025|Microsoft 365 Copilot Chat
MC1318854
PowerPoint for Mac: 'Prepare for Questions' skill in Copilot
May 22, 2026|Microsoft 365 apps
MC1318852
PowerPoint for Windows Desktop: 'Prepare for Questions' skill in Copilot
May 22, 2026|Microsoft 365 apps
MC1318851
PowerPoint for Web: 'Prepare for Questions' skill in Copilot
May 22, 2026|Microsoft 365 apps
MC1309735
PowerPoint for Windows desktop: "Review this presentation" skill in Copilot
May 13, 2026|Microsoft 365 apps
MC1309731
PowerPoint for Windows desktop: “Visualize this slide” skill in Copilot
May 13, 2026|Microsoft 365 apps
MC1309737
PowerPoint for the web: "Review this presentation" skill in Copilot
May 13, 2026|Microsoft 365 apps
MC1309732
PowerPoint for Mac: “Visualize this slide” skill in Copilot
May 13, 2026|Microsoft 365 apps
MC1309733
PowerPoint for the web: “Visualize this slide” skill in Copilot
May 13, 2026|Microsoft 365 for the web
MC1309736
PowerPoint for Mac: "Review this presentation" skill in Copilot
May 13, 2026|Microsoft 365 apps
MC1146821
Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users
Sep 2, 2025|Microsoft 365 Copilot Chat
MC1311978
Classic Outlook for Windows: User-initiated insights with Copilot
May 15, 2026|Microsoft 365 Copilot Chat
MC1308856
Microsoft 365 Copilot Mobile App: Capability to drive awareness via Notifications on M365 Admin Center
May 12, 2026|Microsoft 365 Copilot Chat
MC1301714
Microsoft Purview | Data Loss Prevention- DLP to restrict processing external emails in M365 Copilot and Copilot Chat
May 5, 2026|Microsoft Purview
MC1266021
Microsoft 365 Copilot: New chat-first design for the Copilot mobile app
Mar 30, 2026|Microsoft 365 apps
MC1296874
Introducing Calendar Agentic capabilities in Microsoft 365 Copilot
Apr 30, 2026|Microsoft 365 Copilot Chat
MC1238432
Microsoft 365 Copilot app: Branded footer customization
Feb 25, 2026|Microsoft 365 Copilot Chat
MC1230892
Microsoft 365 Copilot: Updated handling of entity inserts in the Copilot Chat input box
Feb 11, 2026|Microsoft 365 Copilot Chat
MC1173195
Microsoft 365 Copilot: Graph APIs for agent and app management
Oct 15, 2025|Microsoft 365 Copilot Chat
MC1246031Major
Microsoft Outlook: Copilot Chat available in shared and delegate mailboxes
Mar 6, 2026|Microsoft 365 apps
MC1223826
Open Outlook emails directly in Copilot chat
Jan 29, 2026|Microsoft 365 Copilot Chat
MC1288236
Microsoft Security Exposure Management Secure Now
Apr 22, 2026|Microsoft 365 Copilot Chat
MC1189665
Microsoft 365 admin center: Organizational Messages to support email delivery
Nov 25, 2025|Microsoft 365 suite
MC1290822
Microsoft Outlook: Copilot account switcher in the Outlook side pane
Apr 24, 2026|Microsoft 365 apps
MC1282306Major
Modernized Change Management for Microsoft 365
Apr 16, 2026|Microsoft 365 suite
MC1158329
Microsoft 365 Copilot: Updates to memory and personalization
Sep 23, 2025|Microsoft 365 Copilot Chat
MC1282682
Agent Builder in Microsoft 365 Copilot: Updates to the agent creation experience
Apr 16, 2026|Microsoft 365 Copilot Chat
MC1282571
Copilot entry point changes in Excel
Apr 16, 2026|Microsoft 365 apps
MC1265767
Copilot Cowork now available in Frontier
Mar 30, 2026|Microsoft 365 Copilot Chat
MC1279072
Microsoft 365 Copilot Chat: Use prepaid Copilot Credits without Pay‑As‑You‑Go billing
Apr 13, 2026|Microsoft 365 suite
MC1197289
Chat visibility in the Microsoft 365 Copilot App
Dec 15, 2025|Microsoft 365 Copilot Chat
MC1247887
Microsoft Viva Glint: AI-generated survey insights with Copilot highlights
Mar 9, 2026|Microsoft Viva
MC1269870
Update to Copilot navigation pane chat history filtering
Apr 3, 2026|Microsoft 365 Copilot Chat
MC1237701
Microsoft 365 Copilot: Introducing infinite scroll for chat history
Feb 23, 2026|Microsoft 365 Copilot Chat
MC1254560
New admin control for AI‑generated code previews in Microsoft 365 Copilot Pages
Mar 17, 2026|Microsoft 365 Copilot Chat
MC1183010
Microsoft 365 Copilot: Q&A in Read Aloud enables real-time voice interactions
Nov 5, 2025|Microsoft 365 Copilot Chat
MC1243550
Microsoft 365 Copilot: Updates to PowerPoint on‑canvas features with Agent mode
Mar 4, 2026|Microsoft 365 Copilot Chat
MC1200577Archived
OpenAI's GPT-Image-1.5 model is now available in Microsoft 365 Copilot
Dec 19, 2025|Microsoft 365 Copilot Chat
MC1200572Archived
Chat history landing page: Filtering UI refresh
Dec 19, 2025|Microsoft 365 Copilot Chat
MC1194615Archived
Microsoft Excel: Enabling M365 subscribers to use Copilot Chat in locally stored modern workbooks
Dec 12, 2025|Microsoft 365 apps
MC1198705Archived
Microsoft 365 Copilot: Nine new connectors now generally available
Dec 17, 2025|Microsoft 365 Copilot Chat
MC1221451Archived
New policy to add watermarks to content generated or altered by using AI in Microsoft 365
Jan 23, 2026|Microsoft 365 Copilot Chat
MC1222980Archived
Microsoft 365 Copilot: Pay-as-you-go consumption for the Copilot Retrieval API
Jan 28, 2026|Microsoft 365 Copilot Chat
MC1187671ArchivedMajor
New features coming to Microsoft 365 Copilot Chat for Outlook, Word, Excel, and PowerPoint
Nov 18, 2025|Microsoft 365 Copilot Chat
MC1187787Archived
PowerPoint adds AI-powered image editing with "Designer editor"
Nov 18, 2025|Microsoft 365 Copilot Chat
MC1187799Archived
Microsoft Word, Excel, and PowerPoint agents: A new Copilot experience for content creation
Nov 18, 2025|Microsoft 365 apps
MC1188225Archived
Microsoft Edge for Business and Microsoft 365 Copilot: Introducing “What’s New” page after major updates
Nov 19, 2025|Microsoft 365 Copilot Chat
MC1187396Archived
Microsoft Learning Zone Windows app enabled by default for Education tenants
Nov 17, 2025|Microsoft 365 Copilot Chat
MC1184654Archived
Microsoft 365 Copilot: Configure connected agents for Researcher and other agents
Nov 11, 2025|Microsoft 365 Copilot Chat
MC1185442Archived
Decoupling admin controls for agents on/off from Researcher and Analyst
Nov 12, 2025|Microsoft 365 Copilot Chat
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