Troubleshooting: Q&ATroubleshooting: Q&AAccess codesQ:What is my password for the lock, PIN, or PUK codes?A: The default lock code is 12345. If you forget or lose thelock code, contact your device dealer.If you forget or lose a PIN or PUK code, or if you have notreceived such a code, contact your network operator.For information about passwords, contact your accesspoint provider, for example, a commercial Internet serviceprovider (ISP), service provider, or network operator.Application not respondingQ:How do I close an application that is not responding?A:To open the application switching window, press and hold. Scroll to the application, and press to close theapplication.Q: Why can’t I end a Bluetooth connection?A:If another device is connected to your device, you can eitherend the connection using the other device or by deactivatingBluetooth connectivity. Select Tools > Bluetooth > Off.Browser servicesQ:What do I do if the following message is displayed:No access points defined. Define now??A: Insert the correct browser settings. Contact your serviceprovider for instructions.CameraQ:Why do images look smudgy?A: Remove the protective plastic films covering the displayand camera. Ensure that the camera lens protection