2 must enter the unlock code if you enable automatic locking function , cancel this function.

 

3 digital phone unlocked to be careful , if you enter "1234 " can not be unlocked , you should not lose the unlock code to be chaotic , there should be consultation to service providers , in order to avoid damage to continue the wrong input STM card.

 

4.NECP688 phone unlocking special, should be "F # 1234", such as four times in a row by mistake , even though the correct should wait 30 minutes to resume use.