1. Find "Set up SIM card lock"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-dc140b80-f62b-4f62-97dc-b3592593658a.png?width=210&height=376)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-e3c959e2-71c2-4126-8435-b394f4d28154.png?width=210&height=376)
Press Security.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-ef08ac82-fd74-4010-bd3e-3b0fead3c061.png?width=210&height=376)
Press Set up SIM card lock.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-7630c07e-7965-41eb-b07f-8a84f4b75dc9.png?width=210&height=376)
2. Turn use of PIN on or off
Press Lock SIM card to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-3b84e027-9548-4db0-942d-6affaa2c205c.png?width=210&height=376)
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-66203a45-6118-41b6-9748-f56f748c01ca.png?width=210&height=376)
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-a1bd8f2c-27ca-47b9-97f7-95b0f85b29f3.png?width=210&height=376)
How would you rate your experience?
Thank you for your evaluation!
![](/Content/images/design_assets/vf-fb-logo.png)