New answers tagged gdm
The following is for Ubuntu Server 12 LTS First you need open a real term with CTRL+ALT F1 login Stop gdm with: $ sudo service gdm stop Remove gdm you don't need it at all on a server. $ sudo apt-get remove gdm Set next boot runlevel with. $ sudo telinit 3 Without gdm you will need to install xinit if you want to still be able to run gui based ...
I was able to change my background image by the following: sudo gedit /etc/lightdm/lightdm-gtk-greeter.conf Then add: background=/full/path/to/your/photo.png (It has to be png format.)
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