SAMSUNG J100F Galaxy J1 Hard Reset Way

You Can Hard Reset SAMSUNG J100F Galaxy J1 in Following Steps:
Power Off your cell phone
Press and hold Volume Up + Home + Power button until you see logo of your phone.
When you see the Android Image menu release held buttons.
In order to enter the Recovery Mode hold down the Power key for a short while.
Afterward from the menu choose "Wipe Data/Factory Reset" by using Volume buttons to scroll and Power button to select options.
Confirm the whole operation by tappinng "yes".
After that select option "reboot system now".
Yuppie! You have done!