Try these steps in order on Windows 11:
- Check the audio device in Device Manager
- Open Start and search for Device Manager.
- Expand Sound, video and game controllers.
- If the audio device appears, right-click it and select Enable device if that option is available.
- If it does not appear, select View > Show hidden devices, then Action > Scan for hardware changes.
- Run the audio troubleshooter
- On Windows 11, run the automated Audio troubleshooter in the Get Help app.
- Install Windows updates
- Go to Start > Settings > Windows Update > Check for updates.
- Install available updates, including audio driver updates if offered.
- Restart the PC.
- Update the audio driver
- In Device Manager, expand Sound, video and game controllers.
- Right-click the audio device and select Update driver > Search automatically for drivers.
- Restart after the update.
- Reinstall the audio driver
- In Device Manager, right-click the audio device under Sound, video and game controllers and select Uninstall device.
- If prompted, confirm the uninstall.
- Restart the PC. Windows should reinstall the driver automatically.
- Save open work before restarting.
- Install the latest driver from the device manufacturer
- If Windows does not restore sound, download the latest audio driver from the PC or sound card manufacturer’s support site for the exact Windows version, install it, and restart.
- If the problem started after Windows Update, roll back the driver
- In Device Manager, right-click the audio device > Properties > Driver tab > Roll Back Driver.
- Restart the PC.
- This option is available only if a previous driver version exists.
- Restart Windows audio services
- Open Start, type services.msc, and press Enter.
- Right-click Windows Audio > Restart.
- Right-click Windows Audio Endpoint Builder > Restart.
If the device is a USB Audio Class 1.0 device on newer Windows 11 releases, a known issue can cause no audio output or Code 10 in Device Manager.