Please follow these steps to reprogram the phone. This will not delete your phone information: -Go to settings and make sure that the Wi-Fi is OFF and the Mobile data ON. -Dial ##72786#. -Phone will clear previous internal programming information and turn off then back on. -Preparing Network will appear briefly at the top of the screen. Hands Free Activation displays. - A confirmation message appears after the Hands Free activation is completed -Checking for ""PRL update” message appears. -The phone will display ""Preparing to restart device"". The device will reboot. -The phone will check for firmware update. ""No Firmware update is available"" will display. Click OK. -The Home screen will display.