A really Quick tutorial on for windows XP on How To Create A Invisible Account In Windows Xp. What we have do in this hack is really simple just create a DWORD value in the windows registry and hack the windows user accounts .
Ok so are you sure you want to learn this hack then read ahead,
Steps :-
1. Open Start menu then click on RUN.
2. Type in the Run Window Regedit
3. Windows Registry editor will open then navigate from the left panel :
HKLM\Software\Microsoft\WindowsNT\CurrentVersion\Winlogon\SpecialAccounts\UserList
4. Create a new DWORD, setting its name to the name of the account you wish to hide.
5. Then set its value to 0 to hide it.
6. Enjoy its Hidden !!