Nenda google andika "download firmware huawei p6 B510" then uksha download fungua na copy folder lililoandkwa dload kwenye memory card yako then nenda sehemu ya update gusa menu chagua local update,au zma simu then bonyeza volume down na up,plus power button vyote kwa pa1 bla kuachia then itaanza ku update...ukshndwa ku download kama upo Dar nione nkupe hayo ma file ninayo yote had emui 3