1. To use call waiting, while on a call, tap Answer to accept an incoming call and place the current call on hold.
   
2. To use 3-way calling, while on a call, press the Menu key.
   
3. Tap Add call.
   
4. Enter the desired phone number.
   Note: Alternately, navigate using the tabs along the top of the screen, then select a phone number.
   
5. Tap the Call icon.
   
6. Once the second call has connected, tap Merge calls.
   
7. To disconnect from all calls, tap End.
   
8. To disconnect from a single call or place a single call on hold, tap Manage members.
   
9. Tap the Split calls icon next to the desired contact to begin a private conversation and place the other contact on hold.
   
10. Tap the End call icon next to the desired contact to disconnect from a single call.