Erase the specific boot partition (Partition 1 or 2). Do not erase the whole chip if you can avoid it. Write the new, healthy bootloader. Verify the write operation.
Once you have the firmware file (often a large .bin or .img ), you must extract its contents: Use a tool like imjtool to unpack system and boot images. tv boot extract tool high quality
Running thicker gauge wire through door boots is impossible if the rubber is damaged. A high-quality extractor removes the boot cleanly so you can drill holes and fish wires without debris falling into the door. Erase the specific boot partition (Partition 1 or 2)
Here is why professionals pay for or seek out : different tools may be required:
Depending on your hardware and technical level, different tools may be required: