Microsoft says November update fixes USB audio problems in Windows
Nov 11, 2026 · Summarized by Fundy Tech from BleepingComputer
Microsoft says its November 2026 security update fixes USB audio issues that affected Windows users since September. The company says the update also resolves Outlook sign-in and mail delivery issues on Exchange Server systems.
Key points
- USB Audio Class 1.0 devices failed on some Windows systems.
- Affected systems include Windows 10, Windows 11 and Windows Server.
- The fix is in the November 10, 2026 security update, KB5132061.
Why it matters
If your PC or office computers lost sound after recent updates, this may restore audio. For businesses using Exchange Server, the same update also addresses Outlook sign-in and mail delivery problems. Installing the latest security update is the main fix Microsoft recommends.
Who’s affected: Windows audio users and Exchange Server systems
What to do
- Install the November 10, 2026 security update.
- Try 2-channel mode if audio still fails.
- Update affected Exchange Server systems.
Original reporting
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