How to solve the standard touch screen is elegant or not working?

1. When the machine is not touching or drifting, you can use the eGalax software to correct the touch screen (Figure 1), select to clear and correct (Figure 2), and the touch is normal after correction; touch or drift may be the control after correction If the controller is faulty, it is recommended to replace the controller (Figure 3); after the controller is replaced, it still drifts, that is, if the touch screen fails, the touch screen needs to be replaced.

2. When the machine is untouchable by touching, open the eGalax software as shown in (Figure 4) to indicate that the controller is not found. This kind of failure phenomenon is the controller is damaged or the USB cable is faulty. Replace the motherboard.