In the Export Data dialog box, specify a name and location of the DWFx file.
In the Files of type drop-down list box, click 3D DWFx.
Click Save.
By default, all model space objects are published to the 3D DWFx file, and if your drawing contains xrefs, the Group By Xref Hierarchy option is active.
(Optional) Click Yes to open the Autodesk Design Review and view the published 3D DWFx file.