Apple’s highly anticipated and long-awaited iPhone ... on the front of the phone. This is used for Face ID to unlock the phone without using a passcode or the fingerprint sensor.

This new top-end iPhone sports a tall, high-res OLED display that fills the front face. It also has a sophisticated front-facing array of cameras and sensors for Face ID security and more ...

Physical matter may well be the issue with your malfunctioning iPhone sensor. Remove its case and its screen cover, and set them aside. Carefully clean the front of the phone with a dry ...