Detergents, like washing powder or dishwashing liquid.Bleach or other bleach-based cleaning agents.This includes, but is not limited to, the following: The most obvious thing you can do is never use an abrasive cleaner or detergent on the touch screen. While this oil-repelling coating wears away through ordinary use, there are a few things you can do to help protect it. The more you use your phone, the faster it wears away. If your device is a year or two old, don’t be surprised to find that the oleophobic coating is completely gone. Your phone will work just fine without it, and your screen isn’t any more likely to get scratched or broken. The oleophobic coating isn’t vital for your device to work. However, if the water spreads and moves around the display in a big blob, you know the coasting has worn away.
If it beads up and holds together in a sphere, the oleophobic coating is doing its job.
To test this, just put a drop of water on the screen. Oil or water that used to bead up into smaller droplets now sits on the screen and smears. ThomasDeco/ShutterstockĪs the coating wears away, fingerprints tend to hang around longer and require a more thorough cleaning. It’s also easy to clean fingerprints and grease off the screen with a wipe. Your fingers glide across a brand-new screen with ease, and there’s little in the way of friction to slow you down. The coating not only affects how your device looks, but also how it feels. And if you apply a glass screen protector, it will also probably have an oleophobic coating. Using a screen protector is the only way you can really protect it. This has surprisingly little to do with the lack of scratches and more to do with the fresh coat of oleophobic treatment on it.įrom the first day you start using your smartphone, that coating starts to wear away. When you first unwrap a new smartphone, one of the most striking things is how new and shiny the screen looks.
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