The Arduino IDE board manager is used to record the configuration information of the development board and the tool chain used in the development process, refer to this tutorial to install the ESP32 board.Using
Install Online is relatively simple and can be installed with just one click. In some areas, if you are unable to download normally due to network factors, you can try to switch to the mobile network or click Configure proxy in the preferences menu, or select
Install Offline.
Install Online
The following is an example of installing ESP32-3.0.2, if you install other boards or version numbers, the operation steps are similar.
- The board management URL is used to index the development board information of a specified platform. Select
File
-->Preferences
from the Arduino IDE menu bar

- Add the corresponding board management link, click the button

- In the first blank space, add the following
https://espressif.github.io/arduino-esp32/package_esp32_index.json


- Install development board
①. Select BOARDS MANAGER in the sidebar;
②. Enter the name of the board you want to install ESP32 in the search box;
③. Select Version Number in the box;
④. Click INSTALL.


- Arduino-esp32 download completed
