Chroma Effects on Doom Eternal with the Ornata Chroma

hi i have played Doom eternal before with this Keyboard and the effects worked no Problem, came back to playin it resently and now the Chroma Effects dont work at all, anyone have anyt ideas on what could be causing this not to work, i have tryed reinstalling synapse 3 and cant seem to find anywhere that can help me, love the effects, any advice please thanx