1. To set up a conference call, while on a call, tap the Add call icon.
   
2. Tap the Desired number in the Call Log or the use the Phone Keypad to dial the number or enter a contact name, and then tap the Call icon.
   
3. When the call is answered, tap the Merge call icon.
   
4. To separate the lines during the conference call, tap Manage conference call.
   
5. Tap the Separate call icon next to the desired line to speak with that person directly.
   
6. The Call hold icon will indicate which line is on hold.  To switch callers, tap on the other Contact icon.
   
7. To hang up only the current number, tap the End call icon.
   
8. To re-merge the calls back together again, tap the Merge call icon.
   
9. To end all calls, tap the End call icon.