System Settings and Others > System Settings

Function Key

This function is for PDA only. In general, PDA device has up, down, right, and left keys below the screen, and this function is to set up the express functions for the four keys. Tap the dropdown arrow of each item, a function menu for selection shows up and you can choose the function to give the key. After the settings are finished, once any one of the keys is pressed, the given function will perform.