Ernesto
GÂY DỰNG
EM moi lam quen voi em O2i dc 2 tuan thui nhung ma la do secondhand.Trong muc settings,em chot. vao` add ring tone hay device information hay button lock thi` no deu hien ra phan setting cua backlight.Khi soft resest lai thi`lai. chot. dc bt nhung 1 luc sau thi` dau lai vao day.Lo^i~ nay do man hinh hay phan mem ha? cac Bro?