Ensure your speakers and headphones are plugged directly into the controller, as it will act as your audio interface . 2. Import the TSI Mapping

Why DDJ 400 not working on traktor? - Native Instruments Community

The Pioneer DDJ-400 is widely considered the gold standard for entry-level Rekordbox controllers, but its MIDI-compliant nature makes it a surprisingly powerful companion for Native Instruments Traktor Pro 3 .

Custom mappings can repurpose performance pads for functions like Beat Jump , Flux Mode, or even 4-deck control on a 2-channel unit.

Use Traktor's industry-leading effects with the DDJ-400’s dedicated FX section.

To get started, you will need a .tsi file. These are available on community hubs like DJ TechTools Maps. 1. Prepare Your Hardware Connect your DDJ-400 to your computer via USB.