Please help to reset the Security Code for Panasonic GD88.
I have tried these code with sim & without sim but no result.
*01763*737381# - master reset (user data, user code) A100, A101, A102,G50, G51, G70, GD55..
*369#(*) - MENU
7, 4, 6, menu, menu - lock menu
*#9999# - 5 sec after power on - SW version (GD75, GD67, GD87..)
25625 menu menu
Please help urgently.