* Go to the Start screen.
* Press the *Menu* key.
* Select the settings symbol and press the *Choose* key.
* Scroll down.
* Select *Rest. factory sett.* and press the *Choose* key.
* Enter the security code and press the *OK* key. This code can be found in the manual of the Nokia 225 (usually *12345*).
* All data and settings saved on the Nokia 225 are deleted.
* Return to the Start screen.