In order to hard reset a Nokia 3110 Evolve, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Nokia 3110 Evolve device will be brought back to the default configuration of a brand new device.
1. Switch off the phone.
2. Open Menu, enter Settings and Restore Factory Settings.
3. Tap in the security code (12345 by default).
4. Phone will now reset and restart. Done.