Samsung Galaxy S9 User Manual page 132

Optional Calling Services
If available with your mobile service plan, the
following calling services are supported.
Place a Multi-Party Call
If your service plan supports this feature, you can
make another call while a call is in progress.
1. From the active call, tap Add call to dial the
second call.
2. Dial the new number and tap
call is answered:
• Tap the On hold number to switch between
the two calls.
• Tap Merge to hear both callers at once
(multi-conferencing).
Apps
Video Calls
To make Video calls:
1. From a Home screen, tap
2. Enter a number and tap
Note: Not all devices support video calling.
The receiver has the option to accept the video call or
answer the call as a regular voice call.
Call. When the
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Phone.
Video call.