The Properties command opens the Properties dialog for the selected item in the Track View. For example, this command opens the Key Info dialog for selected keys, or the ProSound_dialog for an item in the Sound Track.
Motion panel > Assign Controller rollout > Right-click a controller track. > PropertiesSome controllers, such as Noise, use the Properties dialog as their primary interface for animating parameters. Other controllers do not use the Properties dialog at all; in such cases it is unavailable.
To display properties for an animation controller:
In the Controller window, click the controller track to highlight it.
From the Edit menu, choose Properties.
Or you can right-click the highlighted track and choose Properties from the context menu.
To display the Properties dialog for a Bezier key:
Bezier is the default Position controller for an animated object.
In the Track View Key window, click an animated object's Position key to highlight it.
Right-click the key.
The controller dialog opens, showing the tangency choices and other settings.
To open the Sound Options or ProSound dialog for adding a sound track:
In the Track View Hierarchy, select the Sound item.
Right-click and choose Properties.
The Sound Options or ProSound dialog opens.
You can use this dialog to assign a sound file to the animation, which can be displayed in Track View or the track bar.