3 Cadmium

Re: Need Help fixing unresponding Windows audio for ALienware 17 R4

Uninstalling Nvidia Drivers:

Do not install video drivers from Windows or Dell site for that matter. Dell site is often several versions behind. Download Nvidia Drivers from Nvidia's GeForce Experience web site. The link below provides all this info and explains how to uninstall Nvidia Drivers.

Before reinstalling run the CCleaner.