A: Short the NAND data pins to force FEL mode again. Alternatively, use the "SD card recovery" method: write a known good firmware to an SD card, insert it, then hold the reset button.
# 1. Unmount data partition if mounted umount /dev/by-name/data
A: Short the NAND data pins to force FEL mode again. Alternatively, use the "SD card recovery" method: write a known good firmware to an SD card, insert it, then hold the reset button.
# 1. Unmount data partition if mounted umount /dev/by-name/data