Device Guides

Apple iPhone 5c

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iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.
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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.

Apple iPhone 5c
Apple iPhone 5c

We found 10 possible causes:

  1. Your mobile phone is overloaded for unknown reasons
  2. Your SIM is faulty
  3. There's an error at the receiving end
  4. The selected network is out of range
  5. Roaming isn't activated in your rate plan
  6. There's no credit on your prepaid phone card
  7. Your number has been suspended
  8. Flight mode is turned on
  9. Not adequate network coverage
  10. There's a temporary network problem
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