1, the common reason is that the film on the screen surface is not completely removed, which affects the adhesion of the residual paint film to the surface and leads to slow reaction. Just remove the film on its screen surface.

2. Problems with the screen itself, such as damage to the touch screen itself, equipment circuit failure, or loose interface. Need to go to a special repair shop or 4S shop, so that professionals can take relevant equipment for inspection and maintenance.

3. The time course of screen use will affect the system, because too many trivial files will occupy memory. In this case, by using a thin and hard object such as a paper clip or toothpick, pressing the reset key on the screen of the RST hole is equivalent to restoring the initial state of the central control.