Cause 12 of 12: The selected network is out of range
If you've set your phone to use a specific network, it can't get a network connection if the selected network is out of range.
Solution: Turn on automatic network selection.
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Find "Network operators"
Slide your finger downwards starting from the top of the screen.
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Find "Network operators"
Press the settings icon.
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Find "Network operators"
Press More.
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Find "Network operators"
Press Mobile networks.
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Find "Network operators"
Press Network operators and your phone will search for networks.
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Select network automatically
Press Search mode.
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Select network automatically
Press Automatic.
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Select network manually
Press the required network.
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Return to the home screen
Press the Home key to return to the home screen.
1 Find "Network operators"
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2 Select network automatically
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3 Select network manually
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4 Return to the home screen
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