During a call, you can use some buttons near the bottom of the screen.
Switch to the dialer.
Control the audio output
Mute your microphone
Put the other party on hold
Switch to another call in process
Add another call
Combine two or more calls
To start a 3-way call:
- Call the first person
- Touch “Add call” (this function may under menu according to the different phones), then choose the third person you want to call.
- When you get through the second person or the third person (It depends how many calls you want to merge), you can touch “Merge calls” to make a conference call.
*Notes: Three way calling also needs network and/or SIM card support.