1. Power Off Your Phone
2. Press Together Volume up Home Button Power Button
3. When You See Samsung Logo Leave Your Fingers Of The Phone
4. Select "Wipe Data/Factory Reset" With Volume Buttons
5. Press Power To Activate
6. Select "Yes" With Volume Button
7. Press Power Button To Activate
8.. Wait Untill Format Is Complete
9. Select "Reboot"
1. Press Together Home Button Power Button
2 .Release Your Fingers Of The Phone When Samsung Logo Appears
3. Choose With Volume Buttons "Wipe Data/Factory Reset" & Select It With Home Button
5. Choose "Yes" With Volume Buttons & Select It With Home Button
6. Wait Untiil Format Is Complete
7. Select "Reboot"