Samsung SM-S921W User Manual page 116

Apps and features
Playing selected voice recordings
When you review interview recordings, you can mute or unmute certain sound sources in
the recording.
1
Select a voice recording made in interview mode.
2
To mute certain sound sources, tap
to be muted.
The icon will change to
Muted sound source
Unmuted sound source
for the corresponding direction that sound is
and the sound will be muted.
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