functions advanced using
Hold a call or retrieve a held call
Tap 
to place a call on hold or tap 
to retrieve a held call.
Dial a second call
If your network supports this function, you can dial another number during a call:
1.Tap 
to place the first call on hold.
2.Tap More → New call, enter the second number to dial, and press [
].
3.Tap 
to switch between the two calls.
4.To end the call on hold, tap More → End → Held call.
5.To end the current call, press [
].
Answer a second call
If your network supports this function, you can answer a second incoming call:
1.Press [
] to answer the second call.
The first call is automatically placed on hold.
2.Tap 
to switch between the calls.
Make a multiparty call (conference call)
1.Call the first party you want to add to the multiparty call.
2.While connected to the first party, call the second party.
The first party is automatically placed on hold.
3.When connected to the second party, tap More → Conference call.
34