How to factory reset CITYCALL A1? How to wipe all data in CITYCALL A1? How to bypass screen lock in CITYCALL A1? How to restore defaults in CITYCALL A1?
The following tutorial shows all method of master reset CITYCALL A1. Check out how to accomplish hard reset by hardware keys and Android settings. As a result your CITYCALL A1 will be as new and your Spreadtrum SC7731 core will run faster.