(2) HUAWEI ဖုန္းမ်ားရဲ႕ Hard Reset Keys (End/Send Keys မပါေသာဖုန္းမ်ား)

HUAWEI  C8650 / U8650 / U8660 / U8661 / U8818 /...etc

(1)  FIRMWARE ( UPGRADE / DOWNGRADE )
    . power + volume up + volume down

(2)  RECOVERY MODE
    . power + volume down

(3)  FIRMWARE BACKUP / RESTORE (System File )
    . power + volume up