But it is not dead. Deep inside the Snapdragon chip, burned into the ROM, is the . It is the phone’s failsafe. To access it, you either use a special deep-test cable (shorting the USB data pins) or run an ADB command. When the phone enters EDL mode, Windows makes a sound—but nothing appears.
If you see "Unknown Device" or "QHSUSB_BULK" with a yellow exclamation, the was not correctly installed. Repeat Phase 2. oneplusqualcommdriverrar repack