Apple iPhone 7

Press Settings.

Press General.

Press Accessibility.

Press 3D Touch.

Press the indicator to turn on the function.

Press and drag the indicator right or left to set the required sensitivity for 3D Touch.

Press arrow left to save the setting.

Press the Home key to return to the home screen.

Hard press and hold the required app until a pop-up menu is displayed.

Press the required function and follow the instructions on the screen to use the selected function.

You can use 3D Touch in the main menu for quick access to various application functions.

Press Photos and go to the required folder.

Hard press and hold the required picture until a pop-up menu is displayed.

Drag the picture upwards..

Press the required function and follow the instructions on the screen to use the selected function.

Press Music and go to the required audio file.

Hard press and hold the required audio file until a pop-up menu is displayed.

Press the required function and follow the instructions on the screen to use the selected function.

Press Messages.

Go to the required message.

Hard press the screen to see a section of the required content.

Press the screen a little harder until the content of the message is opened in the relevant application.

Press the Home key to return to the home screen.