How to Reset Admin Password on Ubuntu

In some case if you have lost your administrative account access on Ubuntu, you can reset it within clicks. Follow below steps to reset password.

  • Restart you Ubuntu system.
  • On Grub loading screen press ESCto view list.
  • Now select “Advanced options for Ubuntu” and press enter.\
  • Now select (recovery mod) option and press enter.
  • Here you will see Recovery menu. Select “Drop to root shell prompt”.
  • Change password of your administrative user. In this example, I am changing password of user “root”
  • In case if you get error like below:

passwd: Authentication token manipulation errorpasswd: password unchanged

  • remount your file system in read/write mode using following command and try reset to password again.
root@ubuntu:~# mount -o remount,rw /