To use your password reset disk to reset your password
You will not be able to follow these steps if you have locked your computer.
   1.  If you have typed the wrong password, you'll receive a message that says your user name or password is incorrect. When this message appears, click OK.
   2.  Click Reset password, and then follow the instructions.
To use an administrator account to reset your password
Warning: If you use an administrator account to reset the password, you will permanently lose access to any e‑mail messages or encrypted files that are on that account.
   1. Log on to the administrator account that you will use to reset the forgotten password.
   2. Open Local Users and Groups by clicking the Start...