Right-click "Computer" and click "Device Manager". In "Device Manager", we click on "Sound, Video, and Game Controllers". After clicking, a sublist appears, as follows "Realtek High Definition Audio", right-click on this bar and select Uninstall from the pop-up menu

After the uninstallation is complete, you can restart it, and then use Driver Wizard or Driver Life software to install the sound card driver. You can search on Baidu for " Find the download address in "Driver Wizard", download the Driver Wizard on your computer and install the software. Finally, use the Driver Wizard software to detect the driver that is not installed on your computer, find the audio driver, download it and install it.