How to factory reset TECNO B5S? How to wipe all data in TECNO B5S? How to bypass screen lock in TECNO B5S? How to restore defaults in TECNO B5S?
The following tutorial shows all method of master reset TECNO B5S. Check out how to accomplish hard reset by hardware keys and Android 4.3 Jelly Bean settings. As a result your TECNO B5S will be as new and your Qualcomm Snapdragon core will run faster.