Please follow these directions:

1.Please check the bottom right of the screen if there is a graphic tablet,if there is,it may be caused by low battery of the pressure pen,please recharge and try again.

2.If there is no icon on the bottom right of the screen,it means the handwriting driver is not executed.Please reinsert the USB cable or reboot.

3.After the above steps,the tablet does not appear,please reinstall the driver or remove other tablet software from the computer.