Replace the Python version number accordingly. Now, connect the ESP32 chip to your system, and press and hold the Boot button on the ESP32 chip. After that, copy the following command, paste it ...

It looks like whatever boot ROM the ESP32 has inside it is testing for a high voltage on GPIO 12. Don’t ask us. Anyway, the short version of the story is: pull GPIO 12 high and hit reset.

Finally, the backplate was modified to add a USB-C module and a power switch so it could be power-cycled, giving access to the ESP32 boot loader and enabling firmware updates without opening the case.