Microsoft has released the optional KB5089573 preview cumulative update for Windows 11 25H2 and 24H2, bringing 30 non-security changes focused on performance, reliability, and Windows Hello improvements. The update also adds shared audio, better battery and sensor behavior, and phased Secure Boot certificate rollout while Microsoft notes a separate known issue on Windows Server 2016 after KB5087537. #Microsoft #KB5089573 #Windows11 #WindowsHello #SecureBoot #WindowsServer2016
Keypoints
- KB5089573 is an optional non-security preview update for Windows 11 25H2 and 24H2.
- The update improves app launch speed and core shell experiences like Start menu, Search, and Action Center.
- Windows Hello sign-in behavior is refined for face, fingerprint, and PIN authentication.
- Reliability and battery life are improved in File Explorer, HID devices, sensors, and Modern Standby.
- The update also expands Secure Boot certificate rollout ahead of the 2011 certificate expiration.