Sets or returns a boolean that represents whether or not Word will track changes for this document.

 public boolean TrackChanges{ get; set; }
Public Property TrackChanges() As Boolean

This is set to false by default.

MS Word equivalent: Tools menu > Track Changes


          //--- Return TrackChanges
          bool trackChanges = changeTracking.TrackChanges;

          //--- Set TrackChanges
          changeTracking.TrackChanges = true;
        

          '--- Return TrackChanges
          Dim trackChanges As Boolean = changeTracking.TrackChanges

          '--- Set TrackChanges
          changeTracking.TrackChanges = True