Use this dialog box to control the appearance of the model and the speed of navigation around it, and also to create and configure links to external databases.
Note: Some of the tabs are only available when working with 3D models.
When you modify any of the options in this dialog box, your changes are saved in the currently opened Autodesk Navisworks file, and apply to this file only.
Ribbon: Home panel 
Project tab File Options 