Nguyen Thi Trang
Trả lời 14 năm trước
Dau tien bac dang ky voi tong dai ay. 3g on ==> 161 . sau do D Ku990 ==> 191 nhan cau hinh gprs . nhan song cau hinh bac vao menu > phone setting> connectivity> networlk> networlk mode> chon UMTS
tiep theo quay lai man hinh chinh. menu> phone setting> connectivity> streaming settings>netwolk account> chon Viettel_streaming> save lai khoi dong lai may. la dung thụ ma.
chuc thanh cong