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Library/PackageCache/com.unity.timeline@1.2.18/Documentation~/trk_lock.md

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+# Locking tracks
+
+Lock a track to prevent editing of the track and any of the clips used by the track.
+
+Use lock when you have finished animating a track and you want to avoid inadvertently modifying the track. You cannot edit or delete a locked track, or select its clips. The Lock icon identifies a locked track.
+
+![Selected and locked track with Lock icon (red circle)](images/timeline_track_locked.png)
+
+_Selected and locked track with Lock icon (red circle)_
+
+To lock a track, right-click on the track and select **Lock** from the context menu. You can also select a track and press L. You can select and lock multiple tracks at a time. A track can be both locked and muted.
+
+To unlock a track, click the Lock icon. You can also select a locked track and press L, or right-click and select **Unlock**.