How to verify the driver installation?

1.    Digital Tablet Startup

Right after you connect Digital Tablet to the computer, 
you can see the Tablet Icon , showing in the System tray, when you tap the digital pen on the Active area you should see the LED light flashing. 

2.    Pen Pressure sensitivity
When you open Tablet Icon , and test “Pressure” which value from 0 to 2048 or 8192 depending on the model of the tablet.   

Note:If the displayed Pressure Value does not vary as you press Pen Tip. It means driver Software has not been properly installed.