Do you know that on your iPhone device, you can use AssistiveTouch for 3D Touch multitasking gesture. Via the help of AssistiveTouch, you just need a click to zoom.
Now we will introduce how to use this feature from iPhone 6s, except iPhone SE or XR. Look at the following steps:
- Open Settings app.
- Select General, then click on Accessibility.
- Tap on AssistiveTouch and turn on.
- Click on 3D Touch.
- Now you can see a list of gestures, select one to enable as 3D Touch as the example showed on the picture below.