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ZDNET’s key takeaways
The latest Windows update cuts off the sound on certain audio devices.
The glitch affects older USB devices such as speakers and headsets.
To temporarily fix the problem, switch the audio mode to Stereo.
Microsoft’s monthly Windows updates aim to fix bugs and vulnerabilities, but they also often create new glitches. That’s the case with the September Patch Tuesday rollout, which is apparently stifling the sound on certain older USB devices, including speakers, headphones, and microphones.
Also: Your Windows PC just got a big Bluetooth audio upgrade from Microsoft – hear the difference
In an update to its “Windows 11, version 25H2 known issues and notifications” page, Microsoft revealed that the KB5124008 Windows security update launched on Sept. 8 may cause the sound on some USB Audio Class 1.0 devices to fail.
As a result, users who installed the update could run into any of the following issues:
No audio output.
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