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Enable super user account password on Ubuntu
First, set a password for root user as shown below.
$ sudo passwd root
[sudo] password for ramesh:
Enter new UNIX password:
passwd: password updated successfully
Disable super user account password on Ubuntu
$ sudo passwd -l root
$ passwd
Changing password for ramesh.
(current) UNIX password:
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully |
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