We are announcing the ability to refresh data frequently in Business performance

We are announcing the ability to create case records from customer emails

New Outlook for Windows will offer a customizable oversharing dialog for DLP, allowing admins to tailor messages with multi-language support, business justifications, and dynamic tokens. Rolling out globally from January 2026, the feature is off by default and configurable via the Compliance portal.

Agent Mode in Microsoft 365 Copilot for Excel (Windows and Mac) enables natural language interaction to build and edit workbooks, integrates web search for updated data, and supports Claude AI models. It rolls out worldwide from mid-January to early March 2026, requires no admin action, and respe...

Auto-updates for Teams Android device firmware and apps via Teams admin center will pause from December 20, 2025, to January 12, 2026, to ensure holiday stability. Manual updates remain available. Updates will resume post-holiday with standard rollout logic; no action is needed before the pause.

Microsoft 365 Copilot will replace GPT-4o with OpenAI’s GPT-Image-1.5 from mid-December 2025 to late January 2026, enhancing image generation quality, speed, and accuracy without changing admin controls or compliance settings. Eligible users receive the update automatically.

Starting January 12, 2026, Microsoft Teams will enable messaging safety features by default, including weaponizable file type protection, malicious URL protection, and reporting incorrect detections. Existing custom settings remain unchanged. Admins should review and adjust settings before this d...

The Chat History landing page filtering UI will be refreshed by consolidating filters into a single "filter pill" for easier management and clearing. This update, rolling out globally in January 2026, affects all users with no functional changes. No admin action is needed, but communication and d...

We are announcing the ability to use regulatory update of the Audit

Admins can now block external users in Microsoft Teams via the Tenant Allow/Block List in the Microsoft Defender portal, controlling access and communications. This feature, rolling out January 2026, supports up to 4,000 domains and 200 emails, with audit logging and no impact on existing Teams s...

The new Outlook Web People Hub offers a modern multi-column layout, faster search, automatic duplicate linking, and enriched contacts with organizational data. Rolling out from January to March 2026, all users will be auto-migrated to this improved experience with no admin action needed.

Learning Activities is now available in Microsoft 365 Education and Copilot, enabling educators and students to create interactive practice tools like flashcards from existing content. It rolled out worldwide by December 2025, is enabled by default for eligible licenses, and can be disabled by ad...