How to factory reset STK Sync 5z? How to wipe all data in STK Sync 5z? How to bypass screen lock in STK Sync 5z? How to restore defaults in STK Sync 5z?
The following tutorial shows all method of master reset STK Sync 5z. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your STK Sync 5z will be as new and your Spreadtrum SC7731C core will run faster.