Samsung Galaxy S8
Android 7.0
Select help topic
1. Find "Set up SIM card lock"
Slide your finger downwards starting from the top of the screen.
![](http://cdn.sp-selfservice.com/ml/7090822-f-c752ad55-c9d4-48f0-9468-b3a4adab67f3.png?width=208&height=426)
Press the settings icon.
![](http://cdn.sp-selfservice.com/ml/7090822-f-91f6e27f-19e2-4f0b-83f1-a1452941378e.png?width=208&height=426)
Press Lock screen and security.
![](http://cdn.sp-selfservice.com/ml/7090822-f-0606ba60-46c7-469e-9582-cfa55ef346cd.png?width=208&height=426)
Press Other security settings.
![](http://cdn.sp-selfservice.com/ml/7090822-f-d41e7084-7ab2-446b-945d-36e260b90053.png?width=208&height=426)
Press Set up SIM card lock.
![](http://cdn.sp-selfservice.com/ml/7090822-f-4a6c4ae1-ae4b-47a8-8359-501812d1d31c.png?width=208&height=426)
2. Turn use of PIN on or off
Press the indicator next to "Lock SIM card" to turn the function on or off.
![](http://cdn.sp-selfservice.com/ml/7090822-f-bfc63406-371d-4f7a-9fcb-7d4342b01f88.png?width=208&height=426)
Key in your PIN and press 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 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 Lebara.
![](http://cdn.sp-selfservice.com/ml/7090822-f-5e40c90a-8c08-4999-9b69-239360d92826.png?width=208&height=426)
0000
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://cdn.sp-selfservice.com/ml/7090822-f-bfc63406-371d-4f7a-9fcb-7d4342b01f88.png?width=208&height=426)