Realtek HD Audio Universal Service Driver [Download/Update/Fix] - MiniTool
Audio is important in games, your Realtek driver / software is most likely outdated... motherboard manufacturers suck at updating it - Realtek UAD generic is the best way to stay up to
Top 5 Ways to Reinstall a Sound Driver in Windows 10
Realtek UAD Driver - Download
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How To Uninstall The Realtek Audio Drivers In Windows 10 PC Tutorial - YouTube