New Track View opens a new, untitled Track View window. A scene in 3ds Max can have up to 13 Track View windows. You can choose these by name from the Graph Editors 
Saved Track Views submenu. New Track View is disabled if the scene already has 13 Track View windows.
You can name a Track View window by typing in the editable field at the right end of the Track View toolbar.
To create a new Track View window:
New Track View.
3ds Max opens a new, untitled Track View window, regardless of whether you have closed other Track View windows.
