Microsoft Realtek Audio Driver Windows 11. Follow the step-by-step guides for different PC manufacturers and update your drivers via Device Manager or Windows Update. It's always best to get drivers from official sources to avoid malware.
Go to Settings > Update & Security > Windows Update.
Click All drivers and then Driver-Audio.
Next, hit on Sound, video, and game controllers. Click on the Download icon next to the Realtek audio driver. Launch the Run app by pressing the Windows + R hotkeys.