KB5089573 adds shared Bluetooth audio and NPU tracking, but older OEM PCs may still hit EFI partition install failures.
Key takeaways
- Microsoft has pushed a Windows 11 preview update that adds Shared Audio and NPU tracking, but the same release also flags an install failure tied to crampe...
- The KB5089573 non-security preview landed on May 26, 2026, moving Windows 11 24H2 to OS build 26100.8524 and Windows 11 25H2 to **OS build 26200.85...
- Microsoft KB5089573 preview brings Shared Audio and NPU tracking to Windows 11
- The headline feature is Shared Audio, a new Windows 11 option that sends one audio stream to multiple Bluetooth LE Audio devices at the same time. Microsoft’s ...
👉 Read the full breakdown on MLXIO
Canonical source: https://mlxio.com/technology/kb5089573-shared-audio-partition-fix
