my friend uninstalled realtek audio driver, now his speakers and headset are not working (now he is using his inbuilt speakers on his monitor which use nvidia audio driver connected via hdmi) :
Fix: Realtek Ethernet adapter doesn't work after Windows 10 Anniversary Update
windows - I can't delete the driver software for my driver - Super User
Unable to Delete Network Adapter in Windows 10?
Download and Reinstall Realtek Audio Manager on Windows 11/10
The Realtek Network Controller was not found in Device Manager
Realtek Ethernet not showing in adapter settings. And more. Solved - Windows 10 Forums
Realtek - LAN, Other hardware - Realtek USB GBE Family Controller windows update causes BSOD - Microsoft Q&A
Solved: accidentally deleted realtek wi fi adapter - HP Support Community - 5932005
The Realtek Network Controller was not found in Device Manager
I accidentally deleted the Realtek Audio Drivers, and can't figure out how to get them back. : r/techsupport
How To Fix Realtek Ethernet Drivers That Keep Disappearing
How to update network drivers in Windows 11 - YouTube