You will be asked: "Restore original settings? All data will be deleted" – select OK or Yes .
This is the standard method if you can access the phone’s menus. How to Hard Reset NOKIA 5130 XpressMusic
Type the following code from the main screen as if dialing a number: *#7370# You will be asked: "Restore original settings
A prompt will appear asking for confirmation to restore factory settings. Enter the default security code: . How to Hard Reset NOKIA 5130 XpressMusic
Use this method if you have access to the phone menus but want to wipe the device clean to sell it or fix minor software glitches.