Science and Technology Desk: iPhone is one of the most popular products in the world. Every year Apple brings new version of iPhone. The multinational company has brought the latest iPhone 16, 16 Plus, 16 Pro and 16 Pro Max. Behind Apple's phone pods are half-eaten Apple Legos; Which is basically a hidden button.

Iphone

With this button, you can do several functions of the iPhone. It can take screenshots, change volume. This new feature added to the iPhone is called Back Tap. This facility will be available in phones with iOS 14 software version released in 2020.

How to use the button

First, to use this feature, your phone must be iOS 14 version. Then you can enjoy this facility effortlessly.

For this first Settings > General > Software update

এরপর Settings> Scroll down and tap ‘Accessibility’ and then click ‘Touch’

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After that you will see back tap on your phone screen. From there select dual tap or triple tap.