Enable / Disable Xserver Restart
To change the effect of Ctrl+Alt+Backspace in any flavour of Ubuntu you can follow these steps: 1) Install the “dontzap” package sudo apt-get install dontzap 2) Open Terminal or Konsole and type: sudo dontzap –enable or sudo dontzap –disable Where “disable” means that Ctrl+Alt+Backspace restarts the xserver, while “enable” means that it won’t.