Main toolbar > Open Track View > Select one or more note tracks in the Track View Hierarchy. > Track View toolbar > Delete Note Track
Graph Editors menu > Track View > Open Track View > Select one or more note tracks in the Track View Hierarchy. > Track View toolbar > Delete Note Track
Use Delete Note Track to delete a note track and its associated keys.
Procedure
To delete a note track from items:
Click Edit Keys.
Select one or more note tracks in the Hierarchy list.
Click Delete Note Track.
Interface
Delete Note Track: Delete the selected note track(s).