Now everyone has a big screen smart phone, but if you do not buy a protective shell or cover , it is easy to scratch at the back rear cover or the screen , even if it was covered by the whole wrap protective case , there will inevitably be some scratches on the screen . Here are some tips that you can DIY to remove scratch es on your phone , the effect is magical, have a try ! 1, toothpaste Toothpaste can be used in many occasions to scratch, toothpaste contains solid calcium carbonate, silica and other ingredients have the effect of grinding, and because of the hardness and screen glass similar, often can have a good effect on removing scratch. But don't use children's toothpaste to clean your phone screen. Just use regular toothpaste.First, squeeze a little bit of toothpaste on a cotton swab or a clean cloth, then paint a circle around the scratched area and wipe gently until the scratch is g...