I have a J1 mini that was given to me from guam. Upon opening the phone it looks ok but after a few seconds it ask "Service Provider Unlock Code or use a valid sim card. I tried a Hard reset but i get this message after "Warning, MDM does not allow factoryReset". I also tried to reprogram the phone using odin and i get this message after "MDM MODE. CAN'T DOWNLOAD.
Please help me if you have any idea... thanks in advance.
this is my phone details.
Samsung J1 mini
It is from Value Mobile guam