Device Guides

Apple iPhone 6

iOS 12.0

iOS 11.0

iOS 10.0

iOS 9.0

iOS8

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.

Change device

Buy now

Search in Apple iPhone 6

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 4:

Your SIM is blocked: You need a new SIM. Contact customer service or find an Optus dealer near you using our Store Locator.

Did this solution solve the problem?

Yes No

Email this guide

Would you like information for your {device-name}?

Yes No

Would you like

Information for one of these devices?

{device-name}

No thanks