Rukbat Retired Moderator Feb 12, 2012 44,529 26 0 Visit site Oct 20, 2016 #2 Either the card goes bad (your carrier should replace it) or the SIM port in the phone goes bad (and unless the phone is under warranty, you have to pay to have it fixed). Upvote 0 Downvote
Either the card goes bad (your carrier should replace it) or the SIM port in the phone goes bad (and unless the phone is under warranty, you have to pay to have it fixed).