How to factory reset ZTC ZT9898? How to wipe all data in ZTC ZT9898? How to bypass screen lock in ZTC ZT9898? How to restore defaults in ZTC ZT9898?
The following tutorial shows all method of master reset ZTC ZT9898. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your ZTC ZT9898 will be as new and your core will run faster.