Nowadays, with the development of technology, more and more people become smart phone users. On the premise of pursuing higher audio-visual experience, mobile phone screens are getting bigger and bigger. I believe that many friends will equip their favorite phone with a stylish mobile phone case. However, the problem is that the phone case will turn yellow after a long time, especially the transparent phone case, so how to solve it?



1. Use toothpaste and salt to wash together. First squeeze the toothpaste on the phone case, and then start brushing with a toothbrush. When brushing, you should be careful not to dip the brush in water. After brushing both the inside and outside of the phone case with a toothbrush. Sprinkle a little salt, brush it again, and then rinse with water, you will find that the phone case has a new look.



2. Treat with alcohol and detergent. Alcohol is an organic solvent that can dissolve with the grease and organic matter on the surface of the phone case. Put the phone case in a glass bottle, then add some detergent and anhydrous alcohol to the bottle, shake it enough, soak it overnight, take it out the next day and rinse it off with water to restore the cleanliness of the phone case And transparency.



3. Paper tape stickers: If you want your phone to be more exquisite, you can use paper tape stickers to paste on the outside of the phone case, and then use a utility knife to trim it carefully, so that the edges of the phone case can be completely covered without leaving it. A bit of yellow. Use paper tape to stick the phone case, we can use tape with a width suitable for the phone, so that the phone case is flat and beautiful.



4. Put a few drops of Fengyoujing on the phone case, take a cotton pad and wipe it gently, all the bacteria on it will be killed and stubborn stains can be softened. Then pour some detergent in it, and then add some alcohol. After stirring, let him soak for a few hours, and then we rinse it with clean water, and we can use a toothbrush to scrub it again, and our phone case will become much whiter.