Oppo a3s phone only vibrates after dead recovery

Question

Oppo a3s Emmc healthy was bad & no backup found so i mistakenly updated farmware without rpmb back up note i did not change the emmc & only have dump file but mayb its destroyed it doesn't contain all files in it & i only have the update farmware ffu file now phone only vibrates is there a way to fix it by easy jtag plus without changing cpu

Answer 1

Hello. Qualcomm phones required orifinal rpmb. May be it can be auto rewrited if boot phone on eng firmware (if you able to found it).