Learn how to find more information about your device, and how to update the device software.
When you want to learn more about how to use your product or you are unsure how your device should function, go to www.nokia.com/support , or using a mobile device, nokia.mobi/support . You can also select > Help in your device.
If this does not resolve your issue, do one of the following:
Reboot your device. Switch off the device, and remove the battery. After about a minute, replace the battery, and switch on the device.
Restore the original factory settings.
Update your device software.
If your issue remains unsolved, contact Nokia for repair options. Go to www.nokia.com/repair . Before sending your device for repair, always back up the data in your device.