Firstborn/Library/PackageCache/com.unity.timeline@1.7.1/Documentation~/trk_mute.md

Muting tracks

Mute a track to disable its clips and their effect on the Scene.

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.

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.

To unmute a track, click the Mute icon. You can also select a muted track and press M, or right-click and select Unmute.

Note: Muted tracks can be deleted.