How often is it appropriate to change the tempered film

1. It is a reasonable time to change the tempered film every six months. Because the oleophobic layer has almost worn off in half a year, and the membrane has also started to turn yellow. the

2. The longer the tempered film is pasted, the more yellow it will be. After the tempered film turns yellow, it will affect the light transmittance, which may cause the screen content to be unclear outdoors. In addition, the yellowing will affect the color performance of the screen and make the screen display content Color cast.

3. At present, most tempered films will also be coated with oleophobic layer in order to improve the hand feeling, but the oleophobic layer is a coating after all, and it will fall off after a long time. After the coating is worn off, it will feel like the glass of your window, which feels dry and dry Fingerprints are easily stained and cannot be wiped off, especially now that it is summer, and mobile phone screens are more likely to be stained with fingerprints, which will affect the clarity of the screen.