A1.1 Apple OSX

1. Locate the Arduino icon, typically found in the main /Applications folder.

2. Hold down the Control key on the keyboard and click the Arduino icon, usually located in the /Applications folder. This will pop up a context-sensitive menu.

3. Select the Show Package Contents option from the pop-up menu. This will open a folder containing the Arduino application resources.

4. Navigate to the Contents/Resources/Java/libraries folder.

5. Copy the new library files into this libraries folder.

If you prefer, you can also place library files in your home directory’s Documents/Arduino/libraries folder.