Outlook will improve handling of the x-ms-reactions: disallow header in Classic Outlook for Windows by disabling the Reactions button when reactions are disallowed and reverting failed attempts. This update, rolling out May-June 2026, ensures consistent behavior and reduces user confusion without...

OneDrive and SharePoint will support viewing and editing Markdown (.md) files directly in the browser with a side-by-side editor and preview, starting mid-April 2026. This feature is enabled by default, requires no admin action, and allows easy management of Markdown files alongside other Microso...

Microsoft Teams will introduce AI-generated video recaps for recorded English meetings, available only to users with a Microsoft 365 Copilot license. These narrated highlights combine key takeaways and clips, require no admin changes, and will roll out from April to May 2026.

We are announcing the Tool & Topic Invocation Grader in Microsoft Copilot

Microsoft 365 Copilot and Workforce Insights agent will use the SupervisorIndicator attribute from MODIS to customize manager identification based on organizational HR definitions, improving accuracy in insights and analytics without changing reporting hierarchies or access controls. Rollout begi...

Microsoft Teams now provides audio announcements to PSTN participants when Copilot processes their audio in Copilot Only mode. This rollout is complete worldwide except GCCH and DoD (late June 2026). No admin action is needed; users may hear notifications when Copilot starts or stops processing a...

Microsoft Entra ID audit logs for Authentication Methods Policy Updates will now show only changed properties with old and new values, improving readability. Rollout starts April 2026. Existing event names and enforcement remain unchanged. Organizations using automated processing should review re...

We've released updates to the following update channel for Microsoft

AI in SharePoint public preview introduces an AI-powered site creation experience by April 2026 and an OpenAI fallback model option rolling out now. Available to Microsoft 365 Copilot-licensed users in preview tenants, it requires Anthropic enabled for full features; otherwise, a fallback model i...

Outlook Mobile will add a new "Load images for safe senders" option for external images, aligning with Outlook for Windows and Mac. The rollout starts early April 2026. Existing settings remain unless changed, with no impact on security or compliance. No action is required unless updates are desi...

Microsoft Fabric's OneLake introduces storage tiers (hot, cool, cold) and updates operation reporting by including tier names, consolidating proxy/redirect operations, and grouping by workspace in the Capacity Metrics app. Billing rates remain unchanged. Changes start April 1, 2026; item-level de...

Microsoft Purview's Data Security Posture Agent will add a credential scanning feature by mid-2026, using LLM-powered detection to find exposed credentials like Entra ID credentials, private keys, and API tokens. It provides risk scores, AI insights, and a task board for managing findings.