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How to Enable Root User in Ubuntu

If you switched from Windows to Ubuntu and you are searching for Administrator user here, you will not find it. Because in Linux ( and Unix in general), there is a Super User named Root. Super User can do anything and everything, and thus doing daily work without typing the Sudo command.

For me, it’s boring to always enter sudo to run any program. However, it,s good practice to run your OS with less privileges.

Step-by-step Process Enable Root User in Ubuntu:-

Now first you need to change your password. For this open your terminal with Ctrl Alt T and enter the command rumy@:~ sudo passwd root and enter your password.

How to Enable Root User in Ubuntu

now on the terminal enter the command

rumy@:~ sudo gedit /etc/lightdm/lightdm.conf 

it will open the lightdm configuration file. by-default you will not seen allow-guest=false line. because in my previous article I disable the Guest account.

check this How to disable guest account in Ubuntu.


Now you need to add the  greeter-show-manual-login=true  to the bottom of the file and save the file.


restart your Computer. Now you have the option to enter the name of the user.

Enable Root User in Ubuntu

Done Now you successfully enable the root user in Ubuntu. As you see in below image, my name change to root.

Enable Root User in Ubuntu

Enjoy your login with Root.

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With over 15 years of experience as a tech author, Syed Balal Rumy is a seasoned expert in the field. He has authored numerous books and articles on a wide range of topics, including artificial intelligence, cybersecurity, and cloud computing. Syed ability to simplify complex concepts and make them accessible to readers has earned him a reputation as a go-to author for tech enthusiasts.