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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:
If flight mode is activated, your mobile phone's transmitting functions are deactivated. This means that you can't make or receive calls.
Solution: Deactivate flight mode.
Slide your finger down the display starting from the top edge of your mobile phone.Press Flight mode to activate or deactivate the function.
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