Device Guides

Apple iPhone 5

iOS 9.0

iOS8

iOS7

iOS6

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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How to

Changing my mobile phone PIN

Want to change your PIN? It's easy, but remember you need to turn on use of PIN before you can change your PIN.

Tap Settings.

Tap Phone.

Tap SIM PIN.

Tap Change PIN.

Key in your current PIN (default is 1234) and tap Done.

If an incorrect PIN is entered three times in a row, your SIM will be blocked. To unblock your SIM, you'll need to key in your PUK. The PUK can be obtained by contacting Customer Service.
Please note:
If an incorrect PUK is entered ten times in a row, your SIM is blocked permanently. In this case, you'll need a new SIM from Optus.

Key in a new four-digit PIN and tap Done.

Key in the new PIN again and tap Done.

Tap the Home key to return to the home screen.

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