How to factory reset GIONEE V99? How to wipe all data in GIONEE V99? How to bypass screen lock in GIONEE V99? How to restore defaults in GIONEE V99?
The following tutorial shows all method of master reset GIONEE V99. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your GIONEE V99 will be as new and your core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.