Originally Posted by
GUWonder
I have a general dislike of the FaceID thing, but I find it useful for one purpose: if I happen to be using a phone mounted on a bike handlebar on a day where I'm not using sunglasses. Other than that I'd prefer to have the fingerprint sensor, if it comes to choosing between biometric features to unlock the phones.
All of my iPhones that have had FaceID have worked normally with or without sunglasses. If that is an issue for yours, I suggest resetting it and then test for function. I also always wear polarized lens glasses, which do not seem to interfere with the sensing.