TroubleshootingTo see frequently asked questions about your device, visitthe product support pages at the Nokia web site.Q: What is my lock, PIN, or PUK code?A: The default lock code is 12345. If you forget or lose thelock code, contact your device dealer. If you forget or losea PIN or PUK code, or if you have not received such a code,contact your network service provider.Q: How do I close an application that is notresponding?A: Press and hold the home key. Scroll to the application,and press the backspace key to close the application.Q: Why do images look smudgy?A: Ensure that the camera lens protection windows areclean.Q: Why do missing, discoloured, or bright dotsappear on the screen every time I switch on mydevice?A: This is a characteristic of this type of display. Somedisplays may contain pixels or dots that remain on or off.This is normal, not a fault.Q: Why can’t I find my friend’s device whileusing Bluetooth connectivity?A: Check that both devices are compatible, have activatedBluetooth connectivity, and are not in the hidden mode.Check also that the distance between the two devices isnot over 10 metres (33 feet) and that there are no walls orother obstructions between the devices.Q: Why can’t I end a Bluetooth connection?A: If another device is connected to your device, you canend the connection using the other device or bydeactivating Bluetooth connectivity. Select Menu >Connectivity > Bluetooth > Bluetooth > Off.Q: Why can't I see a WLAN access point eventhough I know I'm within its range?A: Check that the Offline profile is not in use in your device.The WLAN access point may use a hidden service setidentifier (SSID). You can only access networks that use ahidden SSID if you know the correct SSID, and have createdCheck that the WLAN access point is not on channels 12-13,as they cannot be associated with.125a WLAN access point for the network on your Nokia device.