Troubleshooting
If your device isn't working properly, you can try several solutions to solve the problem.
In most cases you can solve the problem by following these guidelines:
1 Find "Fixed dialling numbers"
Press Phone.
Press the menu icon.
Press Call settings.
Press Fixed dialling numbers.
2 Activate or deactivate fixed dialling
To activate fixed dialling:
Press Activate fixed dialling.
Press Activate fixed dialling.
To deactivate fixed dialling:
Press Deactivate fixed dialling.
Press Deactivate fixed dialling.
Key in your PIN2 and press OK.
3 Return to the Home screen
Press the home icon to end the session and return to the Home screen.
We are pleased that your problem was solved.
1 Find "Preferred network type"
Slide two fingers down the display starting from the top edge of your mobile phone.
Press the settings icon.
Press the settings icon.
Press More.
Press Mobile networks.
Press Preferred network type.
2 Select network mode
Press 3G only, 2G only, 3G (preferred)/2G or 4G (preferred)/3G/2G.
3 Return to the Home screen
Press the home icon to end the session and return to the Home screen.
We are pleased that your problem was solved.
We are pleased that your problem was solved.
Cause 7 of 9: You've activated manual network selection and are out of range of the selected network
1 Find "Network operators"
Slide two fingers down the display starting from the top edge of your mobile phone.
Press the settings icon.
Press the settings icon.
Press More.
Press Mobile networks.
Press Network operators.
Your mobile phone searches for networks within range.
Your mobile phone searches for networks within range.
2 Select option
Select one of the following options:
Select network manually, go to 2a.
Select network automatically, go to 2b.
Select network manually, go to 2a.
Select network automatically, go to 2b.

3 2a - Select a network manually
Press Search mode.
Press Manual.
Press the required network.
Your display will tell you if you have access to the network you've selected.
Your display will tell you if you have access to the network you've selected.
4 2b - Select a network automatically
Press Search mode.
Press Automatic.
5 Return to the Home screen
Press the home icon to end the session and return to the Home screen.
We are pleased that your problem was solved.
1 Activate or deactivate flight mode
Slide two fingers down the display starting from the top edge of your mobile phone.
Press Airplane mode.
Depending on the current setting, flight mode is activated or deactivated.
Press Airplane mode.
Depending on the current setting, flight mode is activated or deactivated.
We are pleased that your problem was solved.
We are pleased that your problem was solved.
Unfortunately, we can't solve the problem with your device.
We suggest you try updating the device software if you haven't done so recently. Manufacturers often use software updates to add new functionality and resolve problems.
If this doesn't help, please visit our My Service webpage for more help.
We suggest you try updating the device software if you haven't done so recently. Manufacturers often use software updates to add new functionality and resolve problems.
If this doesn't help, please visit our My Service webpage for more help.