1. To turn call waiting on, from the home screen, press the Call key.
   
2. Swipe down from the top of the screen to access the Quick settings menu.
   
3. Tap Settings.
   
4. Scroll to, then tap Call Waiting.
   
5. Tap the Call Waiting switch to toggle on/off.
   
6. While receiving a call, press the Send Call key.
   Note: The previous call will be put on hold.
   
7. To make a 3-way call, while on a call, tap Add a Call.
   
8. Enter the desired phone number, or tap Dial Pad.
   Note: This tutorial selects a number from the list of Contacts.
   
9. Enter the desired number, then tap Call.
   
10. Tap Merge Calls.
    
11. To manage the callers, tap the Menu icon.
    
12. Tap the desired phone number.
    
13. Tap the desired option.
    
14. To end the conference call, press the End key.