The is a built-in macOS utility that creates virtual MIDI buses to route MIDI data between different applications on the same computer. It acts like a "virtual MIDI cable," allowing one program (like Sibelius) to trigger sounds or actions in another (like Ableton Live or MainStage). 🛠️ Step 1: Activate the IAC Driver
Ports are the "channels" through which MIDI travels. You can create multiple separate paths for different tasks. Click the [+] button in the "Ports" section. Iac Driver
The driver is part of the system but is disabled by default. The is a built-in macOS utility that creates
Once the driver is online, it will appear as a selectable MIDI Input/Output device in your music software. Example: Routing Sibelius to Ableton Live Using the IAC Driver with Ableton Live You can create multiple separate paths for different tasks
If the MIDI window doesn't appear, go to the top menu and select . Locate the IAC Driver icon (it may be grayed out). Double-click the icon to open IAC Driver Properties . Check the box Device is online to activate it. 🔌 Step 2: Configure Ports (Buses)