He put the phone into Diagnostic Mode (##717717#), forcing the dead hardware to talk to the software.
Developed by Tungtata, this portable software is designed for mobile technicians and enthusiasts working with Qualcomm-based Android devices. tungtata qcn toolzip install
C:\Tungtata_Repair\ ├── Tungtata_QCN_Tool.exe ├── drivers\ ├── QCN_Files\ ├── config.ini └── README.txt He put the phone into Diagnostic Mode (##717717#),