I manually installed the lastest Nvidia drivers on Ubuntu 12.10 using the files directly from the Nvidia website. Long story short, they don't work, I have an extremely low resolution, and need to go back to nouveau. I can get to the terminal by re-logging in after holding down Ctrl-Alt-F1, how do I purge the proprietary drivers and go back to nouveau?
Navigate to the directory you downloaded the
If you have a different version, obviously, change the name. Now do:
EDIT: Whoops, didn't see the "from the Nvidia website." Fixed.