You can also use mute when your Timeline instance includes many tracks with animations and you want to focus on the animation of one or a few tracks. The Mute icon identifies a muted track.
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_Selected and muted track with Mute icon (red circle)_
To mute a track, right-click on the track and select **Mute** from the context menu. You can also select a track and press M. You can select and mute multiple tracks at a time. A track can be both muted and locked.