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 ""12"".
Make sure you have your Public SIM PIN before you start the guide.
2
Select ""Settings""
3
Scroll to and select ""Fingerprints, face data, and screen lock""
4
Select ""Privacy""
5
Scroll to and select ""More security settings""
6
Select ""Setup SIM lock""
7
Select ""Change SIM PIN""
8
Enter your ""Old SIM PIN"" and select ""OK""
9
Enter your ""New SIM PIN"" and select ""OK""
10
Confirm your new ""SIM PIN"" and select ""OK""
11
Your ""SIM PIN"" has been changed
12
To activate your screen lock, return to the ""Fingerprints, face data, and screen lock"" menu and select ""Screen lock""