1. Find "Set up SIM card lock"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-f9a27398-50e0-4249-b93b-c0c70a2f7373.png?width=204&height=452)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-948bf70b-c752-4c48-8134-2495e9fdf7c6.png?width=204&height=452)
Press Biometrics and security.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-29a77264-78d3-440a-a50b-5ea88f0220aa.png?width=204&height=452)
Press Other security settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-003dc7a9-1a0f-4e07-b28c-9012b8e3d420.png?width=204&height=452)
Press Set up SIM card lock.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-cf485052-6474-46dd-a57c-c2d255bdfd69.png?width=204&height=452)
2. Turn use of PIN on or off
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-466005f6-45a2-4f53-b768-44647060e91b.png?width=204&height=452)
Press the indicator next to "Lock SIM card" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-466005f6-45a2-4f53-b768-44647060e91b.png?width=204&height=452)
Key in your PIN and press OK.
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 services. Please note: If you key in the wrong PUK ten times in a row, your SIM will be blocked permanently. In this case, you need a new SIM from Vodafone.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-f4fad58b-6837-4748-9ae0-0a4936c18b33.png?width=204&height=452)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-466005f6-45a2-4f53-b768-44647060e91b.png?width=204&height=452)
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