How to break windows password ?

Step 1: Safe mode

Boot windows in "safe mode with command prompt".
Select the Administrative account.

Step 2: Change password

Open Command Prompt and type the following command

net user 

: Here type the user-name of which, the password you want to hack

: Here type new password

Don't type "<" & ">"

For example : net user Tim x
I typed user-name & a new password as x

HIT THE ENTER !

Done reboot the computer and when it prompt for password, type x and hit the enter