Good evening I'm new to the forum I would like someone to help me with q this problem q is q I have had my iphone days ago released from jail ... and ios 5.1.1 but the upgrade to 6.1.3 and now it does not recognize the sim in the info or the carrier or ICCID does not appear to me and also the wifi drops of time is the fa aid greatly appreciate it! q is the baseband is 06.15.00 from q I'll take the upgrade and it seems strange that xq to my knowledge is the ipad baseband but more q vulvo restore with itunes still the same baseband