You paste that command into your terminal
[Applications-->accessories-->Terminal]
and make sure that you update your nvidia card with the drivers at
[System-->Administration-->Hardware Drivers]
Make sure to paste the output of that command into here.
You paste that command into your terminal ->accessories- ->Terminal] ->Administratio n-->Hardware Drivers]
[Applications-
and make sure that you update your nvidia card with the drivers at
[System-
Make sure to paste the output of that command into here.