Toi dang xai dien thoai BB Z30, cach day vai ngay toi co update OS 10.3.1 . Sau khi update toi van xai binh thuong, sau do pin con 20% toi tat may va sac pin. Nhung sau do toi khong the khoi dong may tro lai duoc. Toi mua may nay tai Cua hang BB Nguyen Van Thu. Hien tai toi khong o VN nen khong the dem may toi cua hang duoc. Toi mong quy vi co the giup toi cach de may co the hoat dong tro lai. Chan thanh cam on ! pvp