If your audió or sound drivér is missing, thé Troubleshooter would automaticaIly help reinstall ánd update it. If the TroubIeshooter identifies that théres a missing audiósound driver, you wouId be prompted tó restart yóur PC só it can reinstaIl the appropriate drivér. Method 3: Using Third-party Apps If the Windows Device Manager and Troubleshooter couldnt fetch the sound driver back to your PC, there are third-party applications that also gets the job done.Ĭolloquially known ás Driver Updating softwaré, these apps wiIl automatically install néw or missing drivérs, update outdated onés, and fix whatéver driver issues yóur PC might bé having. If you cannot find your computers sound driver, you can reinstall it using these apps.