How To Break Administrator Password?

Log in to other account...
click  on Start - Run, then type CMD on run box...
when command prompt open type net user then press enter... It will show you all user account name...
then type net user "adminitrator account name" space "*"

example : Net user  Administrator *
                          or
                net user  HP_Administrator *

then press enter twice

hope this can help...

Reset windows password step by step

Download Windows Password Unlocker 4.0 on a second computer and then depress it.
Burn the .ISO file on to a CD.
Insert CD to locked computer and re-boot it.
Do as the process of instruction.

So you can remove the old password

Well which OS do you use?

Is it Linux or Windows?
Is it server OS or Client OS

The Answer depends on the type of OS you use!


In case of Windows...
There are some third party tools available, Bootable disks that help to recover Admin Password.
I have not tried such tools yet. As I don't trust them.  

Hope It Helps

Try this...

click  on Start - Run, then type CMD on run box...
when command prompt open type net user then press enter... It will show u all user account name...
then type "adminitrator account name" space "*"

example :    Administrator *
                          or
                   HP_Administrator *

then press enter twice

hope this can help...