so im using droid 4 in uk... apart from sim from unknown source message after boot everything works okey, now i ve got notification about jb update however it allways fail for some reason, now what steps shell i follow for this update to success ?
do i need to make some backups as well before i procceed so i wont loose contacts, messages and so on? is it afterwards gonna still work with uk sim card? it is rooted, few verizon aps are uninstalled(dissabled), sqLite editor installed, safestrap installed but dissabled..any help and advise highly appriciated..
tine note to end...im quite new to android systems....
p.s. is there acctually some way how to get rid of that unknown sim ,system message?
thank you all