LG AS740 - Manual (Page 82)

81 Placing and Receiving Calls
To set up a conference call
Contact your wireles s service provider to learn whether they support
conference calls and how many participants you can include.
1 Place a call to the first participant.
2 When you’re connected, touch the Add call button
.
The first participant is put on hold and you’re prompted to dial the
second caller.
3 Place the next call, using the Phone, Call log, Contacts, or
Favorites tab.
4 After you’re connected, touch the Merge calls button .
The participant is added to the conference call.
Touch to swap calls.