Connect VCC and VCCQ via a USB cable plugged into the phone's charging port, or solder them directly to the corresponding capacitors on the board.
: Never fully overwrite the modemst1 , modemst2 , and fsg partitions of your Vivo V7 with a dump file from another phone. Doing so will permanently erase your device's unique IMEI numbers and network calibration data, resulting in a permanent loss of cellular signal. Always back up these specific partitions before writing a foreign dump file. Prerequisites and Required Hardware Tools vivo v7 dump file
Tools like EasyJtag Plus, UFI Box, Medusa Pro, or MiPi Tester. Connect VCC and VCCQ via a USB cable