TRAKTOR KONTROL F1 Troubleshooting Guide If your TRAKTOR KONTROL F1 is not recognized in the TRAKTOR software, read this article. If your TRAKTOR KONTROL F1 is not lighting up or is not recognized by your computer, please read this hardware troubleshooting guide. Related Articles How to use TRAKTOR's Step Sequencer with a TRAKTOR KONTROL F1 Controller How Can I Control the Individual Stems on a TRAKTOR Stem Deck?