Reset Root Password CentOS

Lost root Password

Log in using single-user mode then create a new root password.

To enter single-user mode, reboot your computer. If you use the default boot loader, GRUB, you can enter single user mode by following these steps:-

• At the boot loader menu, use the arrow keys to highlight the installation you want to edit and type [A] to enter into append mode.

The looks similar to the following:

grub append> ro root=LABEL=/

• Press the Space bar once , then add the word single to tell GRUB to boot into single-user mode. The result should look like the following:

grub append> ro root=LABEL=/ single

• Then Press [Enter] and GRUB will boot as a single-user mode.

After that, the look with a shell prompt similar to the following:

sh-2.05b#

Now you can change the root password by typing:

sh-2.05b# passwd root

Type your password, re-type it, then press enter.

The password is changed ...

After reboot you can log in into root user.

Keep Enjoying ...!