Here’s a quick way to login as root in Ubuntu 12.10. This is not recommended as the root user account is disabled for a reason.
In a perfect world, no one should login with total administrator rights (root user) in Ubuntu. But since we’re not in a perfect world, this brief tutorial is going to show you how to quickly enable root login in Ubuntu 12.10
- Login as Root (Administrator) in Ubuntu 12.10
To get started, press Ctrl – Alt – T on your keyboard to open the terminal. When it opens, run the commands below to create a root password.
sudo passwd root
Next, run the commands below to enable root login in Ubuntu 12.10
sudo sh -c 'echo "greeter-show-manual-login=true" >> /etc/lightdm/lightdm.conf'
Restart your computer and select Login on the Login Screen. Then type the root username and password.