Nikon MOTO QA4 - Manual (Page 39)

37 tools
reset
You can reset your phone to the original factory settings
or reset all settings without losing any personal data.
1 Open the main menu and touch 7 Settings
> General > Reset Options.
2 Touch Reset All Settings to reset your phone without
losing personal data (such as contacts, pictures,
and so on).
or
Touch Restore Factory Defaults to return to the original
factory settings and erase all your data.
3 Be sure you chose the right option, and touch Yes.
Your phone automatically restarts.