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 POLYTRON W7550 Quadra V5. Find out the way to remove all personal data, customized settings and installed apps from POLYTRON W7550 Quadra V5.
As a result your Android 4.2 Jelly Bean will run faster, you will be able to use the entire 4000 MB storage and Li-Ion 2250.0 mAh battery will work longer. Let's restore defaults in POLYTRON W7550 Quadra V5 and enjoy using your phone as it comes from the manufacturer.
POLYTRON 4G 501 lupa pola kunci hard reset - video
02 Feb 2022