Friday 20 September 2013

How to Reset "root" Password Using Single User Mode in Ubuntu

While your system booting hold the Shift Key. You will get the GRUB screen like below


Select the first Grub entry and press e to edit the the Grub entry that splash screen like below



Find and change the line 

linux /boot/vmlinuz-3.2.0-23-generic-pae root=UUID=xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxx ro  quiet splash to linux /boot/vmlinuz-3.2.0-23-generic-pae root=UUID=xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxx rw init=/bin/bash


After changed above line Press crtl+x or F10 to boot. Now you logged in without password



Now you can able to reset the root password using following command



Enjoy....

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