The September Patch Tuesday update is causing audio problems with certain USB devices, but you may be able to resolve it yourself.

The glitch also affects Windows 11 25H2 and 24H2, which share the same code branch. It relates to decoding AC-3 (Dolby ...

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

Microsoft confirmed KB5124008 and KB5124012 kill USB Audio Class 1.0 devices on Windows 11 24H2 and later. There’s no fix yet, and the audio bug is one item on a longer list. Your speakers didn’t die.

Sound is critical in day-to-day computing experiences. Whether you are trying to watch a movie, play your favorite game, or get ready for a conference call, malfunctioning audio can quickly ruin your ...

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 ...

Use the following fixes if your sound randomly stops working on your Windows 11/10 PC. Before you proceed with further troubleshooting steps, we suggest you check for Windows Updates and install them ...

Microsoft has released emergency cumulative updates for Windows 11 and Windows Server 2025 after a major September security patch caused Remote Desktop, Hyper-V and USB audio failures.