How to get it un locked if you dont know the old password

[vtreaster04]

How to get it un locked if you dont know the old password

 

[USAFRet]

How to get it un locked if you dont know the old password

You ask whoever set that password.
Tom's Hardware has a strict policy on password assistance: http://www.tomshardware.com/forum/id-2317969/read-passwords-lock-codes-pin-numbers.html