1. To set up a conference call, while on a call, tap add call.
   
2. Dial the Desired phone number either by tapping a number in your call history or using the dial keypad.
   
3. Once the second call has connected, tap merge calls.
   
4. To separate the calls, tap private.
   
5. Tap the desired number.
   
6. To switch callers and put the current caller on hold, tap at the header to swap the call.
   
7. To disconnect from a single call, tap end call when the other caller is on hold.
   
8. To disconnect from all calls, tap end call while in Conference Setting.