How to factory reset UMI X1 Pro? How to wipe all data in UMI X1 Pro? How to bypass screen lock in UMI X1 Pro? How to restore defaults in UMI X1 Pro?
The following tutorial shows all method of master reset UMI X1 Pro. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your UMI X1 Pro will be as new and your MediaTek MT6582 core will run faster.