M co cay 3g 4.1 bb 6.15 m restore len 4.2.1 bi treo cap fix hoai ko duoc nen m jb bang redsnow nhung ma jb minh ko co tich chon cai gi nen jb xong no treo tao>>dua ve dfu reto lai ma khong duoc co bac nao gap roi giup m voi