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 GIONEE Marathon M3. Find out the way to remove all personal data, customized settings and installed apps from GIONEE Marathon M3.
As a result your Android 4.4 KitKat will run faster, you will be able to use the entire 8000 MB storage and Li-Ion 5000.0 mAh battery will work longer. Let's restore defaults in GIONEE Marathon M3 and enjoy using your phone as it comes from the manufacturer.
BacBa - Hard Reset Gionee Marathon M3 - video
Gionee Marathon M3 Hard Reset - video