M365 Message Center

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20.07.2026

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Microsoft Copilot (Microsoft 365) · Microsoft 365 Copilot Chat

Updated July 20, 2026: We have updated the timeline. This feature will be enabled for en-US only initially. Thank you for your patience. [Introduction:]Read Aloud is evolving from a passive listening tool into an interactive experience. By integrating Copilot Q&A, users can now ask questions and refine their understanding of document content in real time—without interrupting their workflow. This enhancement supports accessibility, improves comprehension, and helps users stay focused while gaining insights faster.A Microsoft 365 Copilot license is required to use this feature.This message is associated with Microsoft 365 Roadmap ID 523205.[When this will happen:]General Availability (Worldwide): Rollout will begin in early February 2026 (previously early January) and is expected to complete by end of July 2026 (previously early July).[How this affects your organization:]Who is affected: A

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17.07.2026

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SharePoint Online · Microsoft OneDrive

Updated July 17, 2026: Phase 1, which enables Entra B2B for new external sharing, is now fully rolled out for Production environments. To ensure a smooth transition, Phase 2, the retirement of SharePoint Online OTP, has been rescheduled to begin on October 1 and is expected to complete by October 31 for Production environments.Both Phase 1 and Phase 2 roll outs exclude GCC, GCCH & DoD. New dates for these environments will be communicated via Message center when we are ready to proceed. Thank you for your patience.[Introduction]We are retiring SharePoint One‑Time Passcode (SPO OTP) authentication in OneDrive and SharePoint starting October 2026. Beginning in May 2026, new external sharing invitations and authentication will start using Microsoft Entra B2B instead of SPO OTP. This transition simplifies external collaboration, aligns authentication with Microsoft identity standards, and en

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17.07.2026

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Microsoft Purview

Updated July 17, 2026: We have updated the timeline. Thank you for your patience. [Introduction] To help organizations better protect sensitive files in transit, we're introducing a public preview for extending Microsoft Purview Data Loss Prevention (DLP) policies to the network through integration with Entra Global Secure Access Internet Access. Through this integration, organizations can intercept and inspect file traffic at the network layer and enforce actions based on DLP policy conditions. It helps prevent sensitive files from being shared with untrusted cloud applications through browsers, apps, APIs, add-ins, and more—including generative AI platforms, cloud storage, and content-sharing services—while managing alerts and incidents through Purview and Microsoft Defender.This message is associated with Roadmap ID 522096. [When this will happen:] Public preview: Rollout begins mid-N

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16.07.2026

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Microsoft Teams

Updated July 16, 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 mid-September 2026 (previously early August) and expect to complete by late September 2026 (previously late August).General Availability (Worldwide): We will begin rolling out late September 2026 (previously late August) and expect to complete by late October 2026 (previously late September).General Availability (GCC, GCC High): We will begin rolling

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14.07.2026

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Microsoft Purview

Updated July 14, 2026: We have updated the timeline. Thank you for your patience.[Introduction] Microsoft Purview is introducing Classifier Simulation Mode, the first phase of the broader Classifier Health Monitoring Platform. This new capability allows admins to test and validate custom classifiers on production data before publishing. Simulation Mode enables admins to optimize classifier logic before deployment, helping in reducing false positives, scanning latency, and noisy matches. Admins will access simulation controls and classifier health insights directly in the Microsoft Purview compliance portal, making it easier to monitor and improve classifier performance in one centralized location.This message is associated with Roadmap ID 523201.[When this will happen:] Public Preview: Rollout begins mid-October 2026 (previously late June), completes by early November 2026 (previously en

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14.07.2026

Services

Microsoft Teams

Updated July 14, 2026: We have updated the timeline. Thank you for your patience. [Introduction] We are introducing a redesigned Meet app in Microsoft Teams that delivers a new, unified Events experience. This update modernizes how users create, discover, and manage events—bringing webinars, town halls, and custom events into a single streamlined workflow. Users will continue to access their current Meetings and Audio recap experiences without any disruption. Please note that with this change, the app will also be renamed to "Events". Existing Webinar and Town hall policies will continue to be honored in the new Teams Events experience.Screenshot 1: Discover experience for attendees showing Events happening now and upcoming ​ This message applies to Teams for Windows desktop, Teams for Mac desktop, and Teams for the web and is associated with Microsoft 365 Roadmap ID 547834. [When this w