- Open the terminal and type:
sudo passwd root
- When you see the prompt that says "Enter new UNIX password", enter the password you want for the root user and confirm it.
- Type
sudo gedit /etc/X11/gdm/gdm.conf
- Locate the line that says
"AllowRoot=false"
Change it to "AllowRoot=true"
- Save the file
- Exit gedit, logout and then reboot.
Das Originaldokument ist zu finden unter http://ccf-it.de/tiki-5.0/tiki-index.php?page=UbuntuRootLogin