1. From the home screen, tap the Phone icon.
   Note: The call blocking feature may not affect phone calls made or received via third-party apps installed on your device. Please contact third party app developers for assistance with such applications.
   
2. Tap the Menu icon.
   
3. Tap Call settings.
   
4. Tap Call reject.
   
5. To enable/disable call blocking, tap Call reject mode.
   
6. Tap the desired option.
   Note: For this demonstration, tap 'Reject calls on list'.
   
7. To view and edit the Blocked caller list, tap Reject calls from.
   
8. To add a number to the list, tap the Add icon.
   
9. Tap New number.
   
10. Enter the desired phone number, then tap Save.
    
11. To delete a number from the Blocked callers list, tap the Trash icon.
    
12. Select the desired number, then tap Delete.
    
13. Tap Yes.