Hard Reset SAMSUNG I437 Galaxy Express

1. Make sure, that your phone is off.
2. Then press and hold Volume Up + Home button + Power button.
   
3. Release only Power button when your phone vibrates.
4. When you see Recovery Mode menu, release rest buttons.
5. Next select option "wipe data/factory reset" using Volume buttons, and Power button to confirm.
   
6. Select "yes" with Power button.
   
7. After performing the hard reset, select option "reboot system now".
   

WARNING !
Hard Reset will erase all of your data
All described operations you are doing at your own risk.