How to factory reset ELEPHONE R9? How to wipe all data in ELEPHONE R9? How to bypass screen lock in ELEPHONE R9? How to restore defaults in ELEPHONE R9?
The following tutorial shows all method of master reset ELEPHONE R9. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your ELEPHONE R9 will be as new and your MediaTek Helio X20 (MT6797) core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.