To open the Edit mode options
, and select FBX from the 
		  General Options File type menu and click 
		  Edit Preset to expose the Edit Preset dialog box. Right-click elements in the Tree View to access the Edit options. 
		Use this option to activate or disable the visibility of a group or option in the UI.
Use this option to lock the group or option so that it appears grayed-out in the UI and cannot be modified.

Use this option to change whether the group or option is expanded (A) or collapsed (B) by default in the UI.

Use this option to set whether a group is expandable (A) or not (B).
