How to change password of any account without knowing the previous one?

NB: THIS TRICK WORKS ONLY WHEN THE 

USER IS LOGGED IN ALREADY

GO TO CONTROL PANEL BY RIGHT CLICK START BUTTON

.   WHILE IN CONTROL PANEL, CHOOSE “ADMINISTRATIVE TOOLS”

1.   CHOOSE “COMPUTER MANAGEMENT”

1

1.   DOUBLE CLICK “LOCAL USERS AND GROUPS”

1.   DOUBLE CLICK USERS

1.   RIGHT CLICK ANY ACCOUNT FROM THE LIST YOU WOULD LIKE TO SET THE PASSWORD

1.   SELECT “SET PASSWORD AND CLICK PROCEED"

1.   SELECT PROCEED IN THE WINDOW THAT FOLLOW

2.   SET NEW PASSWORD AND RE-ENTER IT AGAIN TO CONFIRM

1.   DONE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!