Due to technical limitations and poor environmental adaptability，Especially surface acoustic wave screen，On the screen due to contaminated water droplets, dust, etc. can not be used properly，Therefore, the touch screen also requires regular maintenance as with ordinary machines.
Wipe the screen with a dry cloth before turning it on every day.
Water drops or drinks falling on the screen，The software will stop the reaction,This is because water droplets and fingers have similar characteristics, and the water droplets need to be wiped off.
Touch screen controller automatically determines dust，But too much dust will reduce the sensitivity of the touch screen，Simply wipe the screen with a dry cloth.
Use a glass cleaner to clean dirty fingerprints and oil on the touch screen.
Strictly open and close the power supply according to the regulations.
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