Hi i am very new with iphone i checked most of the posts and i understood very less can some one help me.
i have iphone with 1.1.2 its is unlocked i am using it in UAE carrier Etisalat Sim and working almost every thing. can i upgrade it to 1.1.4 in this case is it will be locked
please advise me
may be this quastion is asked before but i didnot got it Please advise me as i am in Dubai UAE and not familier with iphone at all