Use call waiting
When you have an ongoing call, the new call is signalled by a sound.
Press Connect.
Press Connect.
If you're a on a pay as you go price plan, you can hear the new call but you can't answer it without ending the ongoing call.
Swap calls
The calls are displayed on a list and the active call is displayed at the bottom.
Press the menu icon.
Press the menu icon.
Press Swap.
End active call
Make sure the call you want to end is active.
Press Disconnect.
The active call is ended and the call on hold is automatically activated.
Press Disconnect.
The active call is ended and the call on hold is automatically activated.
Exit
Press Disconnect to return to standby mode.