Device Guides

Apple iPhone 6

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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 turn on my mobile phone

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

Possible cause 2:

Your SIM is faulty: Check if your SIM is faulty by inserting it in another mobile phone. If your SIM is not accepted by the other mobile phone, your SIM is probably faulty. Contact customer service or find an Optus dealer near you using our Store Locator to order a new SIM.

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