How to factory reset STK Sync 5b? How to wipe all data in STK Sync 5b? How to bypass screen lock in STK Sync 5b? How to restore defaults in STK Sync 5b?
The following tutorial shows all method of master reset STK Sync 5b. Check out how to accomplish hard reset by hardware keys and Android 5.1 Lollipop settings. As a result your STK Sync 5b will be as new and your Spreadtrum SC7731G core will run faster.