Device Guides
Apple iPhone 6 Plus
How to
Turn use of PIN on or off
Your PIN protects your SIM from unauthorised use if your mobile phone should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your mobile phone.
List view
Find "SIM PIN"
Tap Settings.
Tap Phone.
Tap SIM PIN.
Turn use of PIN on or off
Tap the indicator next to "SIM PIN" to turn the function on or off.
Key in your PIN and tap Done. 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.
0000
Return to the home screen
Tap the Home key to return to the home screen.
Tap Settings.
Tap Phone.
Tap SIM PIN.
Tap the indicator next to "SIM PIN" to turn the function on or off.
0000
0000
Key in your PIN and tap Done. 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 the Home key to return to the home screen.
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