Learn how to open the Arduino IDE installation folder on your system.

Windows

Arduino IDE is installed in C:\Program Files\Arduino IDE by default.

1. Open File Explorer (AKA Windows Explorer).

2. Navigate to the installation folder:

   • Windows (IDE 2.x): C:\Program Files\Arduino IDE
   • Windows (IDE 1.x): C:\Program Files (x86)\Arduino
   • Windows (Windows App Store): C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_<VERSION>

macOS

1. Open the Applications folder.

2. Right-click the Arduino application, then click Show Package Contents.

3. Most content of interest is within the Java folder.

Full path: /Applications/Arduino.app/Contents/Java

Linux

The application files are located wherever they were extracted in the installation process.

If you need help finding it you can follow these steps:

1. Open Terminal.

2. Enter the following command and check the output.

   whereis arduino

3. The output will probably point to a shortcut. Enter the following command to get the actual path.

   readlink <path>

Further reading

• Find sketches, libraries, board cores, and other files on your computer