How to Login as a root from GUI | Ubuntu 12.04 LTS Precise Pangolin

You just need to follow these 5 Steps and you will able to Login as a root From GUI in Ubuntu 12.04 LTS Precise Pangolin.

1) First login as a normal user which you have created during Installation.

2) Open terminal by pressing “Ctrl+Alt+T”

3) Execute Below Command.

sudo passwd root

[sudo] password for sachin: ****** (Normal User Password)

Enter new UNIX password: ******

Retype new UNIX password: ******

4) That’s It. You have successfully Setup Your root user’s password. Now Log out from Current User.

5) Now reboot Ubuntu 12.04 LTS Precise Pangolin, You will see “OTHER”. Click on it ,which asks for Username and Password on Login screen/Window.

Most probably you wont find the other option, so here are the steps to add the other option!

Make sure you have completed the above steps,not press ctrl+alt+T to fire up a new terminal window

1. sudo cp -p /etc/lightdm/lightdm.conf /etc/lightdm/lightdm.conf.orig
2. sudo /usr/lib/lightdm/lightdm-set-defaults -m true
3. sudo /etc/init.d/lightdm restart

Now you are all set to go , a new option “LOG IN”  is added to the log in menu, type the username as “root” and your super user password as your password there !