SparkFun Arduino UNO R4 WiFi Qwiic Kit Hookup Guide
The following steps are a basic overview of getting started with the Arduino IDE. For more detailed, step-by-step instructions for setting up the Arduino IDE on your computer, please check out the following tutorial.
Download the Arduino IDE
In order to get your microcontroller up and running, you'll need to download the newest version of the Arduino software first (it's free and open source!).
This software, known as the Arduino IDE, will allow you to program the board to do exactly what you want. It’s like a word processor for writing code.