I bought 1.1.1 and downgraded to 1.0.2 i't works but I did somthing wrong with the files and its functioning so slow also i doesnt vibarate, no ring, no out going calss, ipod not working but recieve incoming calls but with out ringing .
So I'm thinking of restoring it and wanted to do so but when I connected it to itunes it asked for updating the software so if i update am i going to be able to unlock it ?? Is it going to work as before ???