Microsoft 365 Message Center

Starting late October 2025, Microsoft 365 companion apps (People, Files, Calendar) will auto-install on Windows 11 devices with Microsoft 365, integrating Copilot for contextual AI assistance. Admins can opt out via Device Configuration. Apps enhance productivity by streamlining access to contact...

Do you have questions about Windows Secure Boot certificate expiration? It’s

We are announcing the general availability of Sales Qualification Agent in Dynamics

The September 2025 non-security preview update is now available for Windows 10,

Microsoft Exchange Online will enable admins to assign the SMTP.SendAsApp role to applications via App RBAC, allowing group-based or scoped mailbox access. This replaces manual per-mailbox permissions, simplifying OAuth SMTP client onboarding. Rollout begins November 2025, with no end-user impact...

Microsoft Teams will introduce an admin setting to hide Teams call and meeting history from the native iOS dialer, enabled by default. Rolling out from October to December 2025 across regions, admins can toggle this in the Teams admin center to enhance privacy and user experience on iPhones and i...

Outlook’s Events from email feature will retire legacy extraction by January 31, 2026. After that, only emails with Schema.org markup will support automatic event creation. Organizations should work with providers to adopt Schema.org for reliable calendar extraction and improved event accuracy.

OneDrive's folder sync selection dialog will be temporarily unavailable for users with the zh-CN language setting from September 29 to late October 2025 due to GB18030 compliance updates. Users should switch to zh-HK, zh-TW, or another language temporarily to maintain selective sync access.

Microsoft Viva Pulse updates its data retention policy starting October 2025, storing templates indefinitely in Azure Cosmos DB while subscriptions are active. Previously stored in Microsoft Forms, data retention depended on response thresholds. No action is needed, and workflows remain unchanged.

We are announcing the ability to extract key details, such as names,

Microsoft 365 Copilot Researcher and Copilot Studio now offer Anthropic models (Claude Opus 4.1 and Sonnet 4) alongside OpenAI models. Admin opt-in is required, with rollout starting September 24, 2025. Anthropic models are in preview, hosted externally, and governed by Anthropic's terms, not Mic...

Microsoft 365 Copilot's AI video creator is upgraded with transcript-based editing, custom media from OneDrive, natural voices, Brand Kit integration, improved scene structure, and a redesigned interface. Rolling out worldwide from late September to October 2025, it enables easier, professional v...