A master reset will result in the loss of all data stored on the device including 3rd party applications.
This type of reset should only be used as a last resort after all other troubleshooting steps have been exhausted. It is highly recommended that you complete a backup of the device information before proceeding with the steps in this tutorial.
From the home screen, press Menu.
Scroll to Settings and press the OK key.
Scroll to Security and press the OK key.
Enter the Lock Code.
Note:The default code is the last 4 digits of the phone number.
Scroll to Reset phone and press the OK key.
Scroll to Yes and press the OK key.
Read the message and press Yes.
The handset will reset.