iPhone SE (3rd generation)

Apple's Photos app has an album called People & Pets that, thanks to the iPhone's facial recognition software, automatically sorts photos by the people in the photos. However, the app isn’t able to perfectly recognize every image of people's faces in a photo, leaving some photos uncategorized. Here's how to add people to the People album on your iPhone. 

Why do you need to learn how to mark a text as unread? I mark a text as unread when I read it but don’t have time to answer. If I leave it marked as read, chances are I’ll forget to answer later. Here's how to mark an iMessage as unread on your iPhone!