The GarageBand / Logic control surface plug-in does not work properly.

• When connecting to Mac with both USB and Bluetooth, it may not operate properly.
  When using the Control Surface plug-in for GarageBand / Logic, please connect with either USB or Bluetooth.

• It will not work properly if Smart Control of your MIDI Device is enabled.
  Go to Preferences > Control Surfaces > MIDI Controllers and set Auto to invalid.

Logic Pro