On this page, you will find Poco X3 EDL Test point for Firmware flashing, Password / Pin / Pattern and FRP Unlock. EDL Test point allows to boot Qualcomm chipsets 9008 mode via USB Port.
EDL Test Point for Xiaomi Poco X3
How to Enter Poco X3 EDL Mode
1. At first, disconnect the flex cable ribbon from the mother board connector.
2. Solder two ware jumper on the red marked pinout on Poco X3 motherboard.
3. Now connect the USB flex cable on board, then short two soldered wire and connect USB.