Sony 1239-7559 User Manual
To unblock a locked SIM card
1
When SIM card locked. Enter the PUK code provided by your operator appears,
enter the PUK code and tap OK.
2
Enter a new PIN code and tap OK.
3
Repeat the new PIN code and tap OK.
Screen unlock pattern
You can secure data in your phone with a screen unlock pattern that only you know how
to draw. Your phone stores this pattern, and when you start your phone or activate the
screen, you are asked to draw it.
It is very important that you remember your screen unlock pattern. If you forget it, it may not be
possible to restore important data such as contacts and messages. Please refer to your
Sony Ericsson contact center.
To create a screen unlock pattern
1
From the Home screen, drag upwards.
2
Find and tap Settings > Location & security > Set unlock pattern.
3
Follow the instructions in your phone. You will be asked to select a security question
that will be used to unlock the phone if you forget your screen unlock pattern.
To unlock the screen using a screen unlock pattern
1
Press or
to activate the phone.
2
Drag your finger along the path and then draw your screen unlock pattern.
To change the screen unlock pattern
1
From the Home screen, drag upwards.
2
Find and tap Settings > Location & security > Change unlock pattern.
3
Follow the instructions in your phone.
To disable the screen unlock pattern
1
From the Home screen, drag upwards.
2
Find and tap Settings > Location & security.
3
Unmark the Require pattern checkbox.
4
Draw your screen lock pattern.
94
This is an Internet version of this publication. © Print only for private use.