How Recover Reset Windows XP/Windows 2000/WindowsNT/ Windows 2003 Admin Password
A. Boot
using Windows XP Setup CD and follow the instruction like Accepting
EULA, etc.
B.
When it asks to repair your existing Windows
installation, accept it and press "R"
to run the repair.
C.
Setup will start repairing your Windows and will start copying files,
etc.
D.
After a few minutes setup will restart your system and when it
restarts don't press any key when it shows "Press any key to
continue..." otherwise Setup will start from the beginning.
Don't press any key and setup will resume where it left.
E.
Now it'll start doing other tasks and will show a small progressbar
with a few details in left side.
F.
Look carefully at the details and when it shows "Installing
devices", press keys in your
keyboard.
G.
It'll open a Command Prompt window. Now type nusrmgr.cpl
and press .
H.
It'll open the same "User Accounts" window which you see in
Control Panel.
I.
Now you can remove or reset any account password without any problem.