1. To make a 3-way call, while in a call, tap More.
   
2. Tap Add.
   
3. Tap to enter the desired number.
   
4. Tap the Call icon.
   
5. Tap Merge to merge your calls.
   
6. Tap the Edit icon to manage the calls.
   
7. Tap the Split icon next to the desired call to split it.
   
8. Tap the End Call icon next to the desired call to end it.
   
9. To answer call waiting, touch, then drag to the right to answer the incoming call.
   
10. Touch, then drag to the left to decline the incoming call.
    
11. Touch then drag up to ignore the call with a text message.