what you'll need: No firmware update mechanism published for Fixed White models. DMX control only, no field-programmable firmware referenced on site.
GotchaDeSisti does not publish firmware files or update instructions for Fixed White LED fixtures on their website. These are fixed-CCT DMX fixtures; any firmware update would require factory service.
GotchaData sheet available at https://www.desisti.it/wp/wp-content/uploads/2026/04/FRESNEL-LED-F6-Lite-D-T-0426.pdf