phamanvai

cho e hoi chut nua, e cu nge noi ma bao ve mac dinh cua may Samsung la 00000000, nhg e nhap roi van ko dc , thu so nao cug ko dc, vay co khi nao ma bao ve cua 1 so may SamSung ko giong nhu vay dung ko? may cua e la SGH-E830 do. e muon cai ma bve cho may minh nhg nhap ma mac dinh ko dc lam sao ma thay doi dc,