Windows 365 will undergo planned maintenance from January 19-23, 2026, during regional non-peak hours with no service downtime. Users may experience brief reconnections lasting under a minute, occurring 1-2 times within a 4-hour window. No action is needed; systems will auto-recover.

Microsoft introduces a paid Extended Service Term (EST) replacing the automatic grace period, allowing monthly paid service extensions after subscription end. Options at term end include timely renewal, paid EST with prorated charges and no changes allowed, or cancellation with 90-day data retent...

A new hardening authentication mitigation has been introduced for the Common Log

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

We are announcing the ability to set the least active assignment as

If you are an IT admin with questions about managing and updating

Maintenance window start: January 10, 2026, at 6:00 PM UTC Maintenance

Starting on February 2, 2026, the following preview Copilot features in Power

Beginning February 2026, Microsoft Dataverse will no longer support configuring deleted-records keeping

SharePoint Embedded apps will support container archival starting February 2026, reducing storage costs by up to 75% and improving Copilot search by prioritizing active content. Admins must opt in via PowerShell, use new Graph APIs, and update apps to manage archived containers. No compliance iss...

Starting January 25, 2026, Power BI reports will default to the Enhanced Report format (PBIR), improving source control and collaboration. Existing reports convert to PBIR upon editing. Power BI Desktop adopts PBIR in March 2026. Admins can opt out during Preview via tenant settings; no immediate...

Microsoft Teams will introduce a new Teams External Collaboration Administrator RBAC role by mid-February 2026, allowing admins to manage external collaboration settings via PowerShell without full Teams admin rights. Global admins can assign this role through Microsoft Entra or Microsoft 365 adm...