Fiery DFE Adaptive CMYK Plus Enablement patch for EFI NX Pro 3 with Fiery Software 2.1 with Versant 280. This Fiery patch will enable new selections and features on the Fiery print server to support the optional Xerox Adaptive CMYK Plus Kit for the EFI NX Pro 3 with Fiery Software version EX 280 v2.1 for the Versant 280. Only customers who have purchased the Adaptive CMYK Plus kit should install this patch.