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1

Before you start

If you would like to set up a lock screen on your phone, start from the next step. If you would like to change the SIM pin code, jump to step 9. Make sure you have your Public SIM PIN before you start the guide.

2

Select Apps

Select Apps
3

Scroll to and select Settings

Scroll to and select Settings
4

Scroll to and select Security

Scroll to and select Security
5

Select Screen lock

Select Screen lock
6

Select Pattern

Select Pattern
7

Draw an unlock pattern and select Continue

Draw an unlock pattern and select Continue
8

Draw the unlock pattern again and select Confirm

Your phone is now secure with a screen lock.

Draw the unlock pattern again and select Confirm
9

To change the PIN for the SIM card, return to the Security menu and select Set up SIM card lock

To change the PIN for the SIM card, return to the Security menu and select Set up SIM card lock
10

Select Change SIM PIN

Select Change SIM PIN
11

Enter your Old SIM PIN and select OK

Enter your Old SIM PIN and select OK

Old SIM PIN

12

Enter your New SIM PIN and select OK

Enter your New SIM PIN and select OK

New SIM PIN

13

Confirm your New SIM PIN and select OK

Confirm your New SIM PIN and select OK

Confirm new SIM PIN

14

Your SIM PIN has been changed

Your SIM PIN has been changed
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Secure phone

ZTE Blade L3 Plus

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