Select the correct output, check cables and volume, run the audio troubleshooter, then update or reinstall the audio driver if sound is still unavailable.
Select the intended output from the taskbar volume control and check cables, power, mute, and app volume.
2
Run audio diagnostics
Open Get Help and run the audio troubleshooter.
3
Test sound settings
Turn off audio enhancements and test another supported default format.
4
Repair the driver
Update, roll back, or reinstall the audio driver according to when the problem started. Use the PC manufacturer's driver when required.
5
Verify the result for the audio symptom
Windows test audio and two representative applications use the intended device at a clean stable level after restart.
6
Narrow down problems with the audio symptom
If only one app fails, the device disappears, enhancements create distortion, or the driver repeatedly returns an error, stop broad resets and return to the last known state. Capture the exact error, versions, hardware or account scope, and failed step before using the linked official support channel.
Video walkthrough
If it does not work
If the audio symptom is unchanged after the documented check, return to the first observed condition and identify whether it affects one app, account, device, or every task before repeating steps.
If the labels differ after an update or the device is managed, retain the exact condition and use the linked owner source before removing data, resetting Windows, or installing an unrelated tool.
ⓘ Sources and verification
Checked against official documentation on . Scope: Windows.
Follow the linked first-party guidance if labels differ after a platform or app update.
