Can iPhone have 2 Face ID? You can add another person to Face ID by using the Alternate Appearance setting on your iPhone. Alternate Appearance is intended as a second Face ID profile for yourself, but it will work on a second person. If Alternate Appearance is already in use, you can reset your Face ID settings and then set it up again.
Is Face ID safe for banking? The short answer is yes, Face ID is quite secure. Here’s how Face ID works. When you decide to set up Face ID on your device, your iPhone or iPad uses its built-in TrueDepth camera system with a dot projector and an infrared camera to capture a detailed map of your face.
Are eye scans safe? The scan itself poses no threat to the eye or to your overall health, though users of retinal scans complain of discomfort from the technology as they must lean in and keep their eye close to the machine for 30 seconds in order for a scan to be accurate.
What are the disadvantages of retina scan? The technology, however, has notable disadvantages including difficult image acquisition and limited user applications. Often enrollment in a retinal scan biometric system is lengthy due to requirement of multiple image capture, which can cause user discomfort.