Repairing damaged firmware on Kingston A400, SATAFIRM S11, SBFKB1D1, SBFK71F1, SSD Reset, edit firmware … I tested on SA400S37/480G SBFKB1D1
Video with detailed instructions:
More details on the website: https://www.pcmasterx.com/index.php/blog/repairing-damaged-firmware-on-kingston-a400-and-edit-firmware

