Windows 11 Update Disables Audio on Some PCs

• •Windows 11 KB5124008 update disables audio on some PCs using USB Audio Class 1.0.
• •Affected users experience unresponsive Sound settings and 'Code 10' errors in Device Manager.
• •Microsoft has acknowledged the issue but has not yet provided a fix.

The September 2026 update for Windows 11, specifically KB5124008, has been confirmed to disable audio on some PCs, affecting devices using USB Audio Class 1.0. Microsoft acknowledged the issue, which may also render microphones unresponsive, and has not yet provided a fix. Users report that the Sound settings may become unresponsive, and Device Manager shows a 'Code 10' error for affected audio devices. The problem arose after the update was rolled out on September 8, 2026, during Microsoft's Patch Tuesday. This issue is not limited to specific manufacturers, indicating a broader impact across various systems. Users are advised to check their audio settings and consider reverting the update, although this would leave them without important security patches. Microsoft is currently working on a resolution.