Device Guides

Apple iPhone 6 Plus

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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 1:

Your mobile phone is locked to Optus: To use a SIM from another service provider, you'll need to contact customer service to unlock your mobile phone. To unlock your mobile phone, certain conditions need to be met, this may not be free of charge.

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