Sometimes you just want to switch between two apps without having to go to the home screen. iPhones and iPads have an easy way to help you do that, if you know this tip. However, this process takes a bit of getting used to. It was introduced with the iPhone X a few years ago when the home button was taken away, so this only works with iPhones with Face ID, or on iPads. If your phone still has a home button, we'll soon publish a guide for entering the app switcher for those devices as well.
