nokia 8310e help

[arsenalfc1987]

hi
i have a nokia 8310e and i has been unlocked so i can use any network. but i evey tim i put a orange sim card in they have blocked the phone. could anyone please. is there anyway to unlock this.
thanks

[pontelad]

It looks like a phone setting.

If it works with one sim and not another it is either
1) the "Lock if SIM changed" is enabled. Disable it and try again.
2) the phone is not totally unlocked!!

Try unlocking again if No.1 does not work!

Regards

Pontelad