: Open the device back cover to locate the physical on the motherboard. Connect these points to an interface box like EasyJtag Plus Medusa Pro II
This involves opening the phone and temporarily grounding a specific point (often the or CMD pin) on the motherboard while connecting it to a computer. brom disabled by efuse 0x146 best
Find a verified hardware testpoint diagram specifically matching your device model. : Open the device back cover to locate