Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and content measurement, audience insights and product development. List of Partners (vendors)

One important addition to the 16e is FaceID, used to unlock the phone as well as for security in apps and for payment. The iPhone SE was the last handset to still use Touch ID, which scans your fingerprint. However, this is still also used by all iPads with the exception of the iPad Pro models, as well as MacBooks.