Change root Password of Linux

To change the root password run the following command,

sudo passwd

[sudo] password for shovon: 

Enter your current account's password and press <Enter>. Then you will see the following prompt:

Enter new UNIX password: 

Enter the password that you want root account to have and press <Enter>, Then you will see the following prompt:

Retype new UNIX password: 

Retype the root password and press <Enter>. You will see the following line.

passwd: password updated successfully 

Congrats! You have successfully changed the root password.