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1

Before you start

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 10. Make sure you have your Public SIM PIN before you start the guide.

2

Select Settings

Select Settings
3

Scroll to and select Security

Scroll to and select Security
4

Scroll to and select SIM card lock

Scroll to and select SIM card lock
5

Select Change SIM PIN

Select Change SIM PIN
6

Enter your Current PIN for the SIM card and select OK

Enter your Current PIN for the SIM card and select OK

Current PIN for the SIM card

7

Enter your New PIN for the SIM card and select OK

Enter your New PIN for the SIM card and select OK

New SIM PIN

8

Confirm your new PIN for the SIM card and select OK

Confirm your new PIN for the SIM card and select OK

Confirm new SIM PIN

9

Your SIM card PIN has been changed

Your SIM card PIN has been changed
10

To activate your screen lock, go to the Settings menu and select Fingerprint, face & password

To activate your screen lock, go to the Settings menu and select Fingerprint, face & password
11

Select Set Lock screen password

Select Set Lock screen password
12

Select Continue

Select Continue
13

Enter a Passcode

14

Confirm your New Passcode

15

Your phone is now secure with a screen lock

Your phone is now secure with a screen lock
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Secure phone

OPPO A15

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