Secure phone

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

2

Select Apps

3

Select Settings

4

Select Security

5

Select Screen lock

6

Select Pattern

7

Draw an unlock pattern and select Continue

8

Draw the unlock pattern again and select Confirm

9

Select OK

10

Select a security question and select Continue

11

Enter the answer and select Confirm

12

Your phone is now secure with a screen lock

13

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

14

Select Change SIM PIN

15

Enter your old SIM PIN and select OK

Old SIM PIN

16

Enter your new SIM PIN and select OK

New SIM PIN

17

Confirm your new SIM PIN and select OK

Your SIM PIN has been changed.

Confirm new SIM PIN

Secure phone - Sony Xperia M