How to Change the Root Password in Ubuntu Linux

As a Linux system administrator, you may need to change the root password for security reasons or to prevent unauthorized access to the system. In this post, we’ll discuss how to change the root password in Ubuntu Linux.

Temporary Switiching to root

Before changing the root password, it’s important to know how to temporarily switch to the root user. Here’s how to do it:

1. Open a terminal window.
2. Type the following command and press Enter:

sudo -i

3. Enter your user password when prompted.
4. You are now logged in as the root user.

Changing Root Password

Once you’re logged in as the root user, you can change the root password by following these steps:

1. Type the following command and press Enter:

passwd

2. You’ll be prompted to enter the new password for the root user. Make sure to choose a strong and secure password.
3. Re-enter the new password to confirm.
4. Your root password has been changed.

Note: It’s important to remember your new root password. If you forget it, you may need to use a recovery mode or live CD to reset it.

Conclusion

Changing the root password in Ubuntu Linux is a simple process that requires temporary switching to the root user and running the “passwd” command. It’s important to choose a strong and secure password to prevent unauthorized access to the system. By following these steps, you can effectively manage the root password on your Ubuntu Linux system.