: Residual driver files can block new installations. Open the Windows Device Manager by right-clicking Start, expand Network adapters , right-click your Realtek controller, and select Uninstall device (check "Delete the driver software for this device").
Use a tool like or WinRAR to right-click the rtknicdriverinstallersfxexe file and select "Extract to..." . Open the extracted folder and find Setup.exe . Right-click Setup.exe and select Run as Administrator . 4. Run System Repairs rtknicdriverinstallersfxexe windows 11 fixed
After completion, reboot and retry the driver installation. : Residual driver files can block new installations
If this doesn't fix it