Reset old password of Ubuntu OS

Good morning everybody. Today I would like to share new knowledge I get from www.liberiangeek.net. It's really help me a lot.
I have been not using my ubuntu PC quite long, so I forgoot password to log into super user account. And I googled ( :p) to solve the problem and I found what I looked for...

First, you restart or reboot your computer and at Boot menu, choose "Advance Options for Ubuntu". Second, select last version ubuntu recovery mode! and choose root.

Third, execute this two commands below:

max@my-PC:~$ mount -rw -o remount /
max@my-PC:~$ sudo passwd [username]

replace username with your username account. Last, input your desire password.

Hope it will help you

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