iOS 14 users can use the Apple logo on the back of their iPhones as a virtual button, here is how iOS 14 users can use the Apple logo on the back of their iPhones as a virtual button, here is how iPhone users with iOS 14 can convert the Apple logos on the back of their phones into virtual buttons that enable them to give commands or choose actions. advertisement HIGHLIGHTS The feature called Back Tap has been built into iOS 14 and users can now create back taps for both double and triple taps. Another simple but significant accessibility feature that iPhone users can enable is the AssistiveTouch feature, which floats a small menu on the user's display.