M365 Message Center

Geändert

26.05.2026

Services

Microsoft Copilot (Microsoft 365)

Updated May 26, 2026: We have updated the timeline. Thank you for your patience. With this release, users can discover and add SharePoint agents directly within Microsoft Teams chats on Desktop and Mac. Agents can be added via the Add Agents and Bots option in the chat roster dropdown, which opens the in-context store for discovery and selection. This enables users to quickly bring SharePoint agents into conversations to support collaboration. Additionally, SharePoint agents are available in the Teams Store under the Agents category, making them easier to find and deploy across Teams experiences. This message is associated with Microsoft 365 Roadmap ID 515465. [When this will happen] Targeted Release: Rolling out in mid-July 2026 (previously mid-June) and expected to complete in late July 2026 (previously late June).General Availability: Rolling out in late July 2026 (previously late Jun

Geändert

22.05.2026

Services

Microsoft Copilot (Microsoft 365) · Microsoft 365 Copilot Chat

Updated May 22, 2026: We have updated the timeline. Thank you for your patience. [Introduction] We’re improving the reliability of Copilot chat by ensuring that conversations are preserved even when users navigate away from a chat. With this update, a session entry is created in the navigation pane as soon as a prompt is submitted. This allows users to return to the conversation later without losing context or progress.This capability will be available to Microsoft 365 Copilot Chat and Microsoft 365 Copilot users.This message is associated with Microsoft 365 Roadmap ID 500638. [When this will happen:] Worldwide (General Availability): Rolling out from December 12, 2025 (previously December 3), to end of June 2026 (previously end of April) GCC: Rolling out from January 19, 2026 (previously January 3), to end of June 2026 (previously end of April) GCC High: Rolling out from January 19, 202

Geändert

21.05.2026

Services

Microsoft Teams

Updated May 21, 2026: We have updated the timeline. Thank you for your patience. Microsoft Teams Events invite emails will be separated based on the role of the participant. Event organizers will get an email explaining the specific roles of participants in the event. Similarly, each presenter will get a separate calendar invite, allowing the organizers of town halls to maintain separate invites for attendees. This message is associated with Microsoft 365 Roadmap ID 476488.[When this will happen:]Targeted Release: We will begin rolling out early July 2026 (previously mid-June) and expect to complete by mid-July 2026 (previously late June).General Availability (Worldwide): We will begin rolling out mid-July 2026 (previously late June) and expect to complete by late July 2026 (previously early May).General Availability (GCC, GCC High): We will begin rolling out late July 2026 (previously l

Geändert

21.05.2026

Handlung bis

30.03.2026

Services

Microsoft 365 apps

Updated May 21, 2026: Phasing out to Legacy Auth Token (EAT) has been initiated and will complete by June 8th 2026. Thank you for your patience. [Introduction]We’re retiring the use of external access tokens for actionable messages and transitioning to Microsoft Entra-based authentication. This update enhances security and aligns with modern identity standards, providing a more robust and compliant experience for actionable messages. [When this will happen]This change takes effect on May 15, 2026. After this date, external access tokens will no longer be supported.[How this affects your organization]Who is affected:Organizations using actionable messages that currently rely on external access tokens.What will happen: Actionable messages that depend on external access tokens will fail after May 15, 2026. All integrations and workflows using actionable messages must adopt Microsoft Entra a

Geändert

19.05.2026

Services

Microsoft Teams · Microsoft 365 apps

Updated May 19, 2026: We are updating this post as an informational reminder to help ensure you are informed and can proactively mitigate potential connectivity issues. Please review your configurations. Thank you for your patience. [Introduction] To improve security and trust across Microsoft cloud services, Microsoft introduced the cloud.microsoft domain in early 2023. This unified, dedicated DNS domain space hosts Microsoft’s first-party authenticated SaaS products and experiences. As part of this transition, Microsoft Teams is now available at https://teams.cloud.microsoft, in parallel with its previous domain. This change enhances security by using Microsoft’s exclusive top-level domain, .microsoft, which helps prevent spoofing and builds user trust. Learn more by reading the 2023 blog post Introducing cloud.microsoft: a unified domain for Microsoft 365 apps and services. [When this

Geändert

19.05.2026

Services

Microsoft Copilot (Microsoft 365) · Microsoft 365 Copilot Chat

Updated March 20, 2026: We have paused release of this feature at this time. We will update this post when we are ready to move forward. Thank you for your patience. IntroductionMicrosoft Edge for Business will soon support Rewrite, a new feature powered by Microsoft 365 Copilot Chat. This capability helps users draft and rephrase editable text directly within Edge, enhancing productivity and writing quality. Users can access Rewrite by highlighting editable text and right-clicking to open the context menu.This message is associated with Microsoft 365 Roadmap ID 420335.When this will happenGeneral Availability (Worldwide): We will communicate via Message center when we are ready to proceed. How this affects your organizationRewrite will be enabled by default for Edge for Business users. Users can access Rewrite by highlighting editable text and right-clicking to open the context menu.If