Audio MIDI Setup is a powerful utility included with macOS that allows users to configure and manage audio devices and MIDI (Musical Instrument Digital Interface) devices. This tool is essential for musicians, audio engineers, and anyone who works with digital audio or MIDI devices. It enables users to create aggregate devices, configure audio input/output settings, and manage MIDI devices, ensuring optimal performance and compatibility.

Examples:

1. Launching Audio MIDI Setup: To open Audio MIDI Setup, follow these steps:

   • Open Finder.
   • Navigate to Applications > Utilities.
   • Double-click on "Audio MIDI Setup".

2. Creating an Aggregate Device: An aggregate device allows you to combine multiple audio interfaces into a single virtual device. This is useful for recording multiple inputs simultaneously.

   • Open Audio MIDI Setup.
   • Click on the "+" button at the bottom left corner and select "Create Aggregate Device".
   • In the right panel, check the boxes next to the audio devices you want to include in the aggregate device.
   • Rename the aggregate device by double-clicking on its name.

3. Configuring Audio Input/Output: You can set up your preferred audio input and output devices using Audio MIDI Setup.

   • Open Audio MIDI Setup.
   • In the left panel, select the device you want to configure.
   • In the right panel, you can adjust the sample rate, format, and other settings.
   • To set a device as the default input or output, right-click on the device and select "Use this device for sound input/output".

4. Managing MIDI Devices: Audio MIDI Setup also allows you to configure and manage MIDI devices.

   • Open Audio MIDI Setup.
   • Click on the "MIDI Devices" tab.
   • You will see a graphical representation of your MIDI devices. You can add new devices, configure existing ones, and create MIDI networks for wireless MIDI communication.

5. Creating a MIDI Network:

   • Open Audio MIDI Setup.
   • Click on the "MIDI Devices" tab.
   • Click on the "Network" icon to open the MIDI Network Setup.
   • In the MIDI Network Setup window, click on the "+" button under "My Sessions" to create a new session.
   • Configure the session by setting the session name, enabling the session, and adding participants.