Windows 11 USB Audio Class 1.0 Code 10: still open after KB5127936
After the September 8, 2026 security update (KB5124008), some USB Audio Class 1.0 devices still show Device Manager Code 10 or no audio. Microsoft marks the issue Mitigated: OOB KB5129195 fixed 8-channel/3D modes only. The October 28 preview KB5127936 still lists this as a known issue with no full resolution — installing the preview does not fix remaining Class 1.0 Code 10 / silence.