The feature is called Back Tap, and like the Action Button on newer iPhones, it gives you one more way to interact with your device without touching the screen. You can activate it by tapping ...

The home button for a long time had been the way to easily go back to your home screen from anywhere on your phone, whether you're sending a text in the Messages app or scrolling through Instagram.

Do this until the app is on your Home screen. You'll notice the app, as well as your other apps, is still shaking. Press your iOS device's Home button to finalize your app position.

If you want to return to the Home Screen, you have to repeatedly hit the Back button (or hold it down) or double-tap the TV/Control Center button. But neither is an ideal solution — one misplaced tap ...

In fact, if you have a Shortcut for it, you can open any app just by tapping the back of your iPhone. All you need to do is set up the secret "button". You can use this feature to ...