GPU rendering problem

so when i click render in cycles it trying to render using my CPU. even though i have CPU turn off an it set to GPU. can someone explain to me why my gpu will not render in blender 2.90.1? i have only ran in to issue since i updated my blender to this version.

any help would be great :).

nvm i solved it i just had to uncheck gpu an recheck them on fix itself.