Setting (change) root password on Fedora Linux. How to change root password on Debian Linux. How to change root password on SUSE / OpenSUSE Linux. How to change root password on CentOS Linux. Set/change root password on RHEL ( Red Hat Enterprise Linux). How to create a new sudo user on Ubuntu Linux server. Ubuntu Linux root Password (Default Password). How do I become superuser on Ubuntu Linux using su/sudo?. This entry is 5 of 13 in the root user Tutorial series. You can read man pages using the man command or help command: For more info see “ How to create a new sudo user on Ubuntu Linux server” and RootSudo. We explained how to change or set up a new password for root user under Ubuntu Linux. the password being asked for is your own, not tom’s. When prompted enter jerry’s password i.e. You can in as another user say logging as tom from jerry account: You can add additional user to sudo by typing the following command:įor example, add a user named tom to sudo: Almost everything you need to do as SuperUser (root) of an Ubuntu server can be done using sudo command. re-disabling your root accountĪ note about root password on an Ubuntu server/desktopĮnabling the root account by setting the password is not needed. root : Lock and disble root account i.e. This option disables a password by changing it to a value which matches no possible encrypted value (it adds a ‘!’ at the beginning of the password) -l OR -lock: Lock the password of the named account such as root. It will set the named account passwordless. 
This is a quick way to disable a password for an account.
-d OR -delete : Delete a user’s password (make it empty for root user). One can disable the root account by typing the following command: How to disable your root account on Ubuntu Test it your root password by typing the following command:. 
OR set a password for root user in a single go:. Type the following command to become root user and issue passwd:. The procedure to change the root user password on Ubuntu Linux: Your user account info stored in the /etc/passswd and an encrypted password hash stored in the /etc/shadow file. A SuperUser (root) can change the password for any user account. A typical user can only change the password for his/her account only. You need to use the passwd command to change the password for user accounts on Ubuntu Linux.
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