Device Guides

Apple iPhone 5s

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I can't make voice calls

This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.

Possible cause 1:

Your mobile phone is overloaded for unknown reasons: Restart your mobile phone.

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1. Restart your mobile phone

Tap and hold the Home key.
At the same time, tap and hold On/Off until your mobile phone is restarted.
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