In order to hard reset a dopod S500, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
dopod S500 device will be brought back to the default configuration of a brand new device.
1. Turn off the phone.
2. Press and hold Call and End softkeys simultaneously.
3. Insert the stylus into the hole in a location shown in the picture.
4. Wait for the phone to reset and restart. Done.