# MIDIExternalDeviceCreate(_:_:_:_:) Creates an external MIDI device. ``` func MIDIExternalDeviceCreate(_ name: CFString, _ manufacturer: CFString, _ model: CFString, _ outDevice: UnsafeMutablePointer) -> OSStatus ``` ## Parameters `name` The name of the device to create. `manufacturer` The name of the device’s manufacturer. `model` The model name of the device. `outDevice` On successful return, this points to the newly created device. ## Return Value An `OSStatus` result code. ## Discussion Non-drivers may call this function to create external devices. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)