moi nguoi giup em voi !!!. Cai iphone 3gs cua em lau nay su dung binh thuong tu nhien may hom nay no khong khoi dong duoc. ket noi voi itune thi no bao loi " itunes has detected an iphone in recovery mode. You must restore this iphone before it can be used with itunes." Moi nguoi giup em voi nhe. Thanks a lot