Firmware infos :
build date : Mon Sep 3 11:15:54 CST 2018 build id : LMY47I build display id : LMY47I test-keys mediatek version release : ALPS.L1.MP6.V2.19_HCT6580.WEG.A.L_P55 platform : MT6580 product brand : alps product device : P20 Pro product manufacturer : alps product model : P20 Pro os version : 5.1