1. From the home screen, drag down from the top of the screen with two fingers to reveal the menu.
   
2. Tap the Settings icon.
   
3. Scroll to 'Personal', then tap Security.
   
4. Tap Screen lock.
   
5. Tap Pattern.
   
6. Use your finger to create the desired pattern.
   
7. Tap CONTINUE.
   
8. Draw the pattern again.
   
9. Tap CONFIRM.
   
10. Tap the desired option, then tap DONE.
    
11. Touch, then drag to draw the selected pattern to unlock the device.