just a guess, but given the incredible energy transferred through the contacts by current of any value, it would be wise to switch that kind of current with several relays in parallel, thus reducing the "sparking" on the contacts, and the lifetime. For example, for a 63A switching system, I would th...

Hi ... what IDE are you using? Maybe I can help. Here is my experience using ESP32-S3-WROOM-1 which I designed successfully into a board and program it with a USB-UART interface module. I use the Arduino IDE ver 1.8.19, and had to add in the File/Preference window, down below in "Additional Board Ma...