Qualcomm EDL mode
Feature on Qualcomm-based SoCs / From Wikipedia, the free encyclopedia
The Qualcomm Emergency Download mode, commonly known as Qualcomm EDL mode and officially known as Qualcomm HS-USB QD-Loader 9008[1] is a feature implemented in the boot ROM of a system on a chip by Qualcomm which can be used to recover bricked smartphones.[2][3] On Google's Pixel 3, the feature was accidentally shown to users after the phone was bricked.[4]