Device Guides
Apple iPhone 7
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How to
Turn mobile phone on and off
Before you can turn on your mobile phone, you need to insert your SIM into your mobile phone.
If your SIM is locked, tap Unlock.
0000
0000
Key in your PIN and tap OK. The default PIN is 0000.
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.
Tap and drag the power off icon right.
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