How to Fix Realtek HD Audio Driver Installation Error Code -0001

You might see the error "Install Realtek Audio Driver Failure || [Error Code: -0001]" when installing the Realtek High Definition Audio driver on your Windows 11/10 PC. This happens because the universal driver from Intel or Realtek may not support your motherboard's audio hardware. To fix this, you need to download the customized Realtek driver for your motherboard. In this video, I'll show you how to find and install the correct Realtek HD audio driver for your PC.