Microsoft admits the latest Windows 11 update breaks audio — but it's working on a fix

The sound of silence: Microsoft admits that the September update is killing audio on some PCs ...

Microsoft confirms Windows 11 update KB5124008 breaks some USB audio hardware

Microsoft confirmed that the latest Windows 11 security update causes various USB audio devices to fail, resulting in Device Manager Code 10 errors, lost volume controls, and broken audio.
PCMag Australia

Microsoft Rolls Out Fix for Windows 11 Update That Broke Claude Cowork

In another repeat, a recent update for Windows 11 accidentally introduced a trio of software issues, including sound on USB Audio 1.0 devices and a way to run Linux on Windows.
BleepingComputer

Microsoft: September updates break audio on some Windows PCs

Microsoft has confirmed that USB audio devices may fail on some Windows systems after installing the KB5124008 and KB5124012 September 2026 security updates. This known issue affects only devices ...
Redmond

Microsoft Emergency Windows Update Fixes Only Part of USB Audio Problem

Microsoft’s KB5129195 emergency Windows update fixes USB Audio 8-channel and 3D audio failures. USB Audio Class 1.0 devices may still face Code 10 and no-audio problems. Windows 10, Windows 11, and ...