Setup ESP 32/8266 in Arduino IDE
![](https://techeonics.com/wp-content/uploads/2022/07/image-12.png)
Setup a programming environment for ESP 8266 in Arduino IDE.
- Select the File àPreferences
2. This will open up a new window, where we set the IDE to point to the configuration file.
3. In the field “Additional Boards Manager URLs:” enter
FOR ESP8266 – http://arduino.esp8266.com/stable/package_esp8266com_index.json
FOR ESP32 – https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
5. Select the OK button at the bottom of the window when the link address is entered.
![Setting Up NodeMCU on Arduino IDE - Setting the Preferences](https://www.make-it.ca/wp-content/uploads/2021/09/Step-01-modified.jpg)
![Setting Up NodeMCU on Arduino IDE - Selecting the Additional Boards Manager](https://www.make-it.ca/wp-content/uploads/2021/09/nodemcu-arduino-setup-02.jpg)
![Setting Up NodeMCU on Arduino IDE - Selecting the ESP8266 library](https://www.make-it.ca/wp-content/uploads/2021/09/nodemcu-arduino-setup-03.jpg)
![Setting Up NodeMCU on Arduino IDE - Selecting the NodeMCU Module](https://www.make-it.ca/wp-content/uploads/2021/09/nodemcu-arduino-setup-04.jpg)