Before you begin
Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.
Work through these checks
0 of 3 complete01Run Audio Troubleshooter
- Run Audio Troubleshooter
What to expect
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
02Reset service permissions via CMD
- Reset service permissions via CMD
What to expect
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
03Reinstall Realtek/High Definition Audio driver
- Reinstall Realtek/High Definition Audio driver
What to expect
Check whether the original symptom still occurs.
If it does not helpContinue only if this check applies to your device. Consult its manufacturer if you are unsure.
Possible causes
- Registry permission issue
- Antivirus blocking
- Corrupt driver installation
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