Locked device due sim card change

Hello Othman. Please have a look at this article. http://avgclick.me/LockedPhone

Hi,
I have forgotten my pass words to unlock my device due to sim card change, i have tried to change the passwords through avg anti theft password change but failed,Can you please  kindly assist me ASAP, thank you .

Hello Othman. Please have a look at this article. http://avgclick.me/LockedPhone