I keep getting secerty alarts for features I don’t wanna use

Hi ever since I updated to ios 11 I have an IPhone se I keep getting an alart to set up touch id and password but I don’t wanna setup those features I find them annoying my mother who has the same model she’s not real technically savey I not updating her tell this is fixed or disabled I never had to deal with alarts before this is my phone if I don’t wanna use these features I shouldn’t have to this needs to be fixed thanks for reading Jenny