Hack admin password when you forget.

Hi frends ..
This hack for educational purpose only!!!!
1)First of all click run->cmd
2)and type "net user"(without quotes") and hit enter.
3)After you see that a user name of that computer(e.g zuber)
4)Now you know the username of the computer .For the password after computer
type in " net user zuber* " (without quotes)
Thank you ....