If you would like to change the SIM pin code, start from the next step.
If you would like to set up a lock screen on your phone, jump to step ""11"".
Make sure you have your Public SIM PIN before you start the guide.
2
Select ""Settings""
3
Scroll to and select ""Security""
4
Select ""More settings""
5
Select ""Set up SIM lock""
6
Select ""Change SIM PIN""
7
Enter your ""Old SIM PIN"" and select ""OK""
8
Enter your ""New SIM PIN"" and select ""OK""
9
Confirm your new ""SIM PIN"" and select ""OK""
10
Your ""SIM PIN"" has been changed
11
To activate your screen lock, go to the ""Settings"" menu and select ""Biometrics & password""