Amazing trick on Windows XP!

In case of a User's Password loss.

* Boot the PC in Safe Mode by pressing the F8 key when starting your computer.

* Select the Safe Mode option. You can now Login as an Administrator and XP won't prompt for the Password.

* Try rebooting the PC in DOS.

* Now, Access to C:\Windows\system32\confi g\SAM.

* Rename SAM as SAM.mj.

* Now XP won't ask for Password next time you Login.

* Now, again go to Start menu --> Run.

* Type there cmd prompt.

* Type net user

*. It will list all the users.

* Again type net user "administrator" or the name of the administrator "name" *.

* It will ask for the Password. Type the Password and there you are done.

* Hold the Ctrl+Alt key and press Del twice. This will bring up the normal login and you can log on as Administrator. To unhide the Administrator account so it does show up.

* Again go to Start --> Run --> regedit.

* Go to HKEY_LOCAL_MACHINE --> SOFTWARE --> Microsoft --> Windows NT --> CurrentVersion --> Winlogon --> SpecialAccounts --> UserList.
* Unhide the Administrator key by giving it a value of 1.