yah am on 4.4.2 want to 4.2.2 can or not ?i dont want lost signal like samsung that y i need ask first befor do
em dang dung ban v10 cua bac vandieutot lieu em co up ban v1.3 nay duoc khong? may em dang o recovery 6.0.2.8 co phai cai recovery khac khong bac
e dang dung v9 cua vdt gio muon up rom v1.3 co dc ko a hoang e la nguoi moi nen ko biet mong a e chi giup voi