The touch screen is the single most important part of your Nexus 7 tablet. I have been using my Nexus 7 for a long time and have found that the touchscreen is getting oily from my fingers. How can I prevent from getting dirt and oil?
How to clean Nexus 7 screen
* Wash your hands thoroughly and take out the Nexus 7 from case.
* Unplug all cables and turn off iNexus 7.
* Using microfiber cleaning cloth, slightly damp, to wipe the screen. Don't use a chemical, household cleaners, alcohol, ammonia or glass cleaner.