Connect the ESP32 WROOM 32D development board to your computer using a USB cable. Open the src/src.ino file in the Arduino IDE or your Compiler. In the "Tools" menu, select the appropriate board ...

I built a board with ESP32-WROOM-32D 16M flash But in Arduino IDE the largest memory is just 4M Then I tried to upload firmware to the ESP (16M) and it showed error ...