1. From the home screen, swipe down from the Notifications bar.
   
2. Tap the Settings icon.
   
3. Swipe to, then tap Lock screen.
   
4. Tap Screen lock.
   
5. Tap the desired option.
   Note: For this demonstration, PIN was chosen.
   
6. Enter the desired PIN, then tap Continue.
   
7. Re-enter the desired PIN, then tap OK.
   
8. To change the lock code, tap Screen lock.
   
9. Enter the current PIN, then tap Next.
   
10. Tap the desired option.
    Note: For this demonstration, PIN was chosen.
    
11. Enter the new PIN, then tap Continue.
    
12. Re-enter the new PIN, then tap OK.