1.Just press and hold "Ctrl" and "Alt" and press "Delete" twice while the Welcome Screen is displayed.
Type in "Administrator" as the username, and leave the password field blank or 2.Reset password for Windows XP by hitting f8 at bootup, select safe mode, at logon, go to the admin account, hit enter, and the password is now reset.
If you created a password for the built-in administrator account, the above wont work!! ------------------------------------------------- Also try
1- boot to the windows xp/2000 CD ,
2- press enter to start setup ,
3- press F8 for the license agreement ,
4- when you get the option to repair the current installation press R to do so ,
5- let it run through and for windows XP wait until it reboots and is installing, devices then
press shift F10 to open a command prompt. For windows 2000 wait until it is registering
components then press shift F10 to open a command prompt. ,
6- In windows XP either type in "nusrmgr.cpl" w/o quotation marks at the command prompt and press enter. For windows 2000 type in "control.exe" w/o quotation marks and press enter. This should open up the user accounts applet in XP and the regular control panel in 2000. ,
7- select the users and change or remove their passwords accordingly, apply settings and close the control panel windows and command prompt windows so that just setup is running again. ,
8- let the inplace upgrade finish.
The user should now be able to log in when it finishes and not have to reinstall the programs like in a parallel install.