Flash CAN Gateway Software - wladwnt/CAN-Gateway GitHub Wiki
Option 1 (recommended): CAN-Gateway web flasher (mit Google Chrome oder Microsoft Edge)
You connect your board to the PC/laptop via USB. Then go to this website and follow the steps described there: https://wladwnt.github.io/
Option 2 (recommended): for CAN-Gateway development board
You can download the software from the website https://wladwnt.github.io/. CAN gateway developemnt board, as soon as it is powered via USB, for example, creates an access point (hotspot) with the name "cangateway" and password: "000999555". Connect your PC/laptop to this hotspot. Then the WEB interface from the development board opens in your browser. Here you can install the previously downloaded software.
Option 3: on Windows, MacOS, Linux
ESP32 Download Tool by Espressif or esptool.py can be used. More details in operating manual: Operating_manual.pdf