3. MIDI Connectivity (C1-xMP1) IMPORTANT: For Mac and Windows, disable the MIDI IN/OUT for the C1-xMP1 in your DAW Do not rename the C1-xMP1 in MIDI Studio on the Mac MacOS System Report > USB Tree If the C1-xMP1 does not show in the System Report check this guide MIDI Studio If C1-xMP1 shows in the midi studio but it is not online disconnect the MIDI cable from the controller, delete the C1-xMP1 icon and connect it again.  It should appear online. If it does not appear online, see this guide Windows Device Manager If the C1-xMP1 does not show in the Device Manager, check this guide