1. To use call waiting, swipe over the Answer icon to answer an incoming call and place the current call on hold.
   
2. To start a 3-way call, while on a call, press the Menu icon.
   
3. Tap Add call.
   
4. Dial the desired number, then tap the Call icon.
   
5. Once the second call has connected, tap Merge calls.
   
6. To disconnect from a single caller, tap Manage members.
   
7. Tap the End icon next to the desired contact.
   
8. To disconnect from all calls, tap End.