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How to use Back Tap on iPhone

Back Tap runs an action when you tap the back of an iPhone twice or three times. It is under Accessibility > Touch on iOS 18 and iOS 26, and it works through most cases.

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  1. iPhoneDouble-tap the back of your iPhone to run a shortcutThe back of the phone is a button. It does nothing until you assign it.Easy · 1 min

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