TrueDepth camera system

First introduced by Apple in November 2017 alongside the iPhone X, Face ID is a biometric authentication method that turns a simple glance into a secure key to unlock your device securely. Powered by the state-of-the-art TrueDepth camera system, this advanced technology not only facilitates device unlocking but also enables secure payments, access to sensitive information, and authorisation of purchases. However, like any other technology, the iPhone Face ID may not work sometimes due to several causes. This article will discuss the possible reasons and ways to troubleshoot.