1. This phenomenon may be a problem with the proofreading of the resistive screen

Open the touch screen software proofreader on the desktop

 1.Install driver software for the first time

2.After each change of the resolution or display mode of the monitor.

3.Each time the displayed display area is changed.

4.After each adjustment of the frequency of the controller

5.Every time the cursor and the touch point cannot correspond, after calibration, the calibrated data is stored in the register of the controller, so there is no need to calibrate the screen after each system startup