The Data Security Posture Agent, launching in public preview December 2025, uses large language models to discover sensitive data and assess risks beyond keyword analysis. Available in Microsoft Purview, it offers GenAI summaries, actionable recommendations, and requires admin setup for data secu...

Starting February 12, 2026, the tenant setting "Capacities can be designated as Fabric Copilot capacities" will be enabled by default for all tenants. Existing capacity configurations remain unchanged. Tenants can opt out before rollout by toggling the setting on then off in the Fabric admin portal.

Starting February 16, 2026, Microsoft Purview eDiscovery direct export packages will expire 14 days after creation, improving storage efficiency and security. This affects exports created after that date, not review set exports. Users should download exports within 14 days or regenerate them if e...

Maintenance window start: January 14, 2026, at 6:00 PM UTC Maintenance

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