LMAO I'm flashing roms like 3-4years now I know how to flash memeui but the "answer is no" only the latest version have this issue I used memeuim.eu 6months ago and everything worked I tried 1 version older(just to see my sensors really works) and fod works the problem is with this exact version everything u gonna ask is false or I already did it in the right wayROM issue? The only report about not working FOD on this ROM version is yours.
Did you flash the "persist" partition of your device? It can be the reason.