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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:
Cause 6 of 10: Your mobile phone hasn't been assembled correctly
If your mobile phone hasn't been assembled correctly, you can't turn on your mobile phone.
Solution: Make sure your mobile phone has been assembled correctly.
Turn the back of your mobile phone upwards.Remove the SIM holder from your mobile phone.
Turn your SIM so the angled corner of your SIM matches the angled corner of the SIM holder.
Place your SIM in the SIM holder and slide the SIM holder into your mobile phone.
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