Remapping your primary Serato DJ hardware Reverting your mappings if you have made a mistake.Assigning controls to a Serato official accessory.Assigning controls to a secondary MIDI controller.Remapping your primary Serato DJ Pro hardware.Create, save, and customise your mapping to better suit your performance style. The following article will give some tips on: The MIDI feature in Serato DJ Pro is a great way to add flexibility to your performances by mapping frequently used Serato DJ Pro controls to your primary Serato DJ hardware, secondary MIDI controller, or Serato official accessory.