How to factory reset STK Storm 4? How to wipe all data in STK Storm 4? How to bypass screen lock in STK Storm 4? How to restore defaults in STK Storm 4?
The following tutorial shows all method of master reset STK Storm 4. Check out how to accomplish hard reset by hardware keys and Android 5.1 Lollipop settings. As a result your STK Storm 4 will be as new and your Mediatek MT6735 core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.