I have LightDM installed and can start it with
sudo start lightdm. But at boot, GDM is still the default. How can change this so LightDM is loaded automatically at boot instead of GDM?
sudo dpkg-reconfigure lightdm
Will prompt you to make it default. More information here:
/etc/X11/default-display-manager should currently contain something else than
Like I answered in another question, since LightDM starts on your machine, you should reference the binary in
sudo sh -c 'echo "/usr/sbin/lightdm" > /etc/X11/default-display-manager'