Backup your xorg.conf file first
$ sudo cp /etc/X11/xorg.conf /etc/X11/xorg.conf_backup
Reconfigure X
$ sudo dpkg-reconfigure xserver-xorg
Note:
Auto-detection of devices works best if Xorg is not running, so that before typing the above command you might want to stop X by typing:
However this will take you to text-only mode (YOU WON'T HAVE YOUR BROWSER ANYMORE) so you might want to print this out or just type the commands before entering this command.
To start X again just after reconfiguring just type
Auto-detection of devices works best if Xorg is not running, so that before typing the above command you might want to stop X by typing:
$ sudo /etc/init.d/gdm stop
However this will take you to text-only mode (YOU WON'T HAVE YOUR BROWSER ANYMORE) so you might want to print this out or just type the commands before entering this command.
To start X again just after reconfiguring just type
$ sudo /etc/init.d/gdm start
If you have an Intel Chipstet 8x - 9x, the 915resolution fix will work for you, however you will have to run this every time you restart Ubuntu. I'm working on a script to automate the installation of 915resolution and fix your startup scripts so that you don't have to run 915... every time you restart. Will try to post it by tonight.