How to factory reset SAMSUNG E870? How to wipe all data in SAMSUNG E870? How to bypass screen lock in SAMSUNG E870? How to restore defaults in SAMSUNG E870?
The following tutorial shows all method of master reset SAMSUNG E870. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your SAMSUNG E870 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.