Microsoft began a staged global rollout of the Windows 11 2025 Update — Windows 11, version 25H2 — on September 30, 2025, delivering the release primarily as a small enablement package that flips on features already staged in the 24H2 servicing branch; rather than a flashy consumer reboot, this year’s update is a deliberate, enterprise-focused refresh that prioritizes memory-safety improvements, runtime vulnerability mitigations, streamlined servicing (hotpatching), and firmware-level...