Press Key

You can customize the functions of these buttons according to your own habits, and you can uncheck "Enable press keys" in the lower left corner to turn off the button function.   
Place the cursor on a key to check its default value. Click the key for a pop-up dialog box and then set the function.        
You can enter a name for the keystroke, then select the property of the keystroke and customize the function.

1. Keyboard Key

Click on the input box above and enter a valid key combination to creat a shortcut. For example "Ctrl+A", "Ctrl+Z", and so on.

2. Mouse Key

Select the function of a Mouse or Wheel. Please see the picture below for detailed functions.
Mouse: Left Button, Right Button, Middle Button.
Wheel: Wheel Forward, Wheel Backward.
Double-Left Click.

3. Run Program

Browse and select a program that you want to launch quickly. After the setting, you can launch that program with just a single press.

4. System Application

You can apply these functions to press keys: Lock the Screen, Sleep, Power Off, Show/Hide Desktop, Task View, Start Menu, and Calculator.

5. Multimedia

You can apply these functions to press keys: Previous Song, Next Song, Play/Pause,Volume up, Volume down, and Muted. 

6. Settings Preview

Pick it up and you can use the key to pull up the preview setting function.

7. Quick Menu

Pick it up and you can use the key to pull up the Quick Menu.

8. None

When select None, the keys will have no function.