Insert the motherboard’s driver CD and install the “Realtek Audio Driver” again. Check the ‘Delete the driver for this software’ option and tap the OK button to uninstall the driver. On expanding, you will find the Realtek High Definition Audio option there.
Open “Device Manager” on your Windows PC, expand the Sound, video, and game controllers section. Step : Remove Realtek Audio Driver from Device Manager If the problem still persists, follow the next steps. Restart the PC and check whether the Realtek HD Audio Manager is working properly or not. Navigate to the official website of Realtek ( ) and download the appropriate version of the driver of Realtek HD Audio Driver in your PC.
Also useful: Uninstall built-in core system apps in Windows 10/11 Step : Download and Install Realtek HD Audio Driver Again
