Quote Originally Posted by MisterBig View Post
Hi TheFirstKel.

You're correct. I have NVidia Optimus. I've already tried what your link says and it doesn't work.

Except for the completely reinstall the system..
Completely uninstall your Nvidia drivers (reboot), use a program like Driver Fusion (http://treexy.com/products/driver-fusion - free version is fine) to clear out any remaining Nvidia files (reboot again) and then reinstall the drivers.