For the best results, clean your screen with a slightly dampened cloth, ideally a microfiber one—do not spray directly on the screen. Microfiber cloths effectively lift germs and dust without scratching or scuffing the glare-free surface. The dampness helps remove fingerprints with minimal rubbing.
 
3 steps for Cleaning Monitor
1. Unplug the Monitor
   Make sure your display is completely powered down. Electronics and fluids
   don’t mix, and it’s best to not clean an active LCD, and the transistors that
   control each pixel are sensitive to pressure when the monitor is on.
2. Avoid Too Much Liquid
   Use as little liquid as possible, since we know electronics and fluids don’t 
    mix well. Whatever you’re using, even if it’s just regular water, don’t use too 
    much.
3. Apply VERY Mild Pressure