How to factory reset FINEPOWER C4? How to wipe all data in FINEPOWER C4? How to bypass screen lock in FINEPOWER C4? How to restore defaults in FINEPOWER C4?
The following tutorial shows all method of master reset FINEPOWER C4. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your FINEPOWER C4 will be as new and your Spreadtrum SC7731C core will run faster.
Hard Reset FinePower B3 - video