I am using Samsung j3 (2016) j320p which come with android 5.1.1,
my phone is carrier unlocked but i went in IOTHIDDENMENU >>testmodeMenu>>HW test>>LTE test and i rebooted the phone hoping to get 4G network signal but when the phone booted i had this error INVALID SIM CARD,,I tried to factory restore the phone but nothing happened ,please help guys
thank you very much
my phone is carrier unlocked but i went in IOTHIDDENMENU >>testmodeMenu>>HW test>>LTE test and i rebooted the phone hoping to get 4G network signal but when the phone booted i had this error INVALID SIM CARD,,I tried to factory restore the phone but nothing happened ,please help guys
thank you very much
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