In order to hard reset a Nokia 7510 Supernova, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Nokia 7510 Supernova device will be brought back to the default configuration of a brand new device.
1. Switch on the phone.
2. Open Dialer and type in this code - 1809#*101# or 2945#*101#
3. Confirm by pressing the Call button.
4. Done.