Set up and use Face Recognition - Apple Support

Create and edit events in Calendar on iPhone - Apple Support

What to Do If Face ID Isn't Working on Your iPhone or iPad

Perform quick actions on iPhone - Apple Support

Get extensions to customize Safari on iPhone - Apple Support

If Face ID isn't working on your iPhone or iPad Pro - Apple Support

Unlock your iPhone with Apple Watch when you're wearing a face

Use Guided Access on iPhone - Apple Support

Use AssistiveTouch on iPad - Apple Support

Get started with FaceTime on iPad - Apple Support

Use Visual Look Up to identify objects in your photos and videos

Use Face ID on your iPhone or iPad Pro - Apple Support (MZ)

Keep cards and passes in Wallet on iPhone - Apple Support

Use iPhone as a level - Apple Support