In order to hard reset a Samsung M570 Restore, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Samsung M570 Restore device will be brought back to the default configuration of a brand new device.
1. Enter Home and select Settings and Reset/Delete.
2. Tap in the default, 4 figures lock code.
3. Select Reset Settings and OK.
4. Finally, select Reset. Done.