About Plan and Discount of PD1560 :
When your stylus pen doesn’t work or move,
When the driver is in gray and says ‘Device disconnect’ at its left lower corner,
When all tabs are not accessible at all, except ‘Close’ on the driver, shown as below screenshot
First, please make sure that you connect PD1560 correctly: How to Connect PD1560 to Computer Correctly?
When you met those cases, please put a strong force to push the two connectors tightly into the sockets of PD1560.
Don’t do like below picture shows, leaving a crack between PD1560 and its connectors.
The gap between PD1560 and the HDMI connector is too big to allow PD1560 being connected to your computer.
Do like below picture shows, no crack between PD1560 and its connectors.
You need to push the USB and HDMI connectors harder into the sockets of PD1560 and leave no crack between PD1560 and the connectors.
If this solution failed to help you, please try this one: How to Fix the ‘Device Disconnected’ of PD1560?
Any questions on connection, please feel free to contact us. We’re always here for you. You can submit your question from here: GAOMON SUPPORT TEAM.