Solve graphics issues with NVIDIA NVS 4200m - Dell Latitude E6520

After spend an whole day trying to install the driver for my NVIDIA NVS 4200m I figured out I just had to disable the Optimus support in the BIOS.

image posted on http://ubuntuforums.org/showthread.php?t=1726575 by ethomp

Just it will allow the remote monitors work pretty well. Also with this change will appears many options of nvidia drivers on Driver Manager (Linux Mint), then you can get the recommended one.