What is the AssistiveTouch

AssistiveTouch is an accessibility feature that can help people with motor skill impairments get the most out of their iPhone or iPad.
AssistiveTouch simulate the broken or not working Home button on Apple iPhone

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With AssistiveTouch enabled, you’ll be able to perform actions like pinching to zoom or 3D Touch with just tap instead. Here’s how to enable Assistive Touch and use it!