The Hard Reset is also commonly known as factory reset. This tutorial will show you the easiest way to perform a factory reset operation in ICOO ICOU10. Find out the way to remove all personal data, customized settings and installed apps from ICOO ICOU10.
As a result your Android 4.1 Jelly Bean will run faster, you will be able to use the entire 16000.0 MB storage and Li-Polymer 6600.0 mAh battery will work longer. Let's restore defaults in ICOO ICOU10 and enjoy using your phone as it comes from the manufacturer.