To save a material, light, effect, or render style to a user archive for use in other scenes, in the right pane, drag that item from the scene’s palette onto the respective user archive.
To create a new subfolder in a user archive, right-click the archive, and click New Directory on the context menu. You can rename this new folder by right-clicking it, and clicking Rename on the context menu. You can add as many nested subfolders as you want.
To save a user archive to disk, right-click it, and click Save Archives on the context menu. This saves any modified archives.
Note: You will also be prompted to save any modified archives when you close Autodesk Navisworks.
To remove a material, light, effect, or render style from the respective user archive, right-click the item to be removed, and click Delete on the context menu.
To remove a subfolder you’ve created from the respective user archive, right-click the folder to be removed, and click Delete on the context menu.
Note: You cannot delete any default user archive folders.