The good news is that it seems you can turn the feature on and off without having to rescan your face each time.ġ. Once you turn on the switch to use Face ID with a mask on for the first time, you'll have to rescan your face. Setting up the feature is a fairly straightforward process. On older iPhones, it's not support and you won't see the toggle for turning on mask support.

The face mask feature works on iPhone 12 and iPhone 13 models. A warning from Apple in Settings cautions you that 'Face ID is most accurate when it's set up for full-face recognition only.'

You should also be aware that this feature prizes convenience over security. Note that this is just for eyeglasses - Apple warns that Face ID's ability to work with a mask stops when you're wearing sunglasses.

According to the explanation included in the settings, when this mode is enabled, Face ID will use the features around the eye area to authenticate you that means you have to be looking at your iPhone to use Face ID with your mask on.Ī second setting right below Use Face ID with a Mask lets you add glasses to help improve Face ID's accuracy. How to use Face ID with a mask on with iOS 15.4Ī toggle in the Face ID & Passcode section of Settings now lets you designate that you want to use the feature when you're wearing a mask.

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