https://forums.autodesk.com/t5/inventor-forum/simulation-cfd-link-in-inventor-is-missing/m-p/5677428#M372097 <P>You might make sure the add-in is enabled. Go to the "Environments" tab, click the "Add-Ins" button (on the far right), click&nbsp;"CFD 2015" and make sure both checkboxes (Loaded/Unloaded and Load Automatically) are checked.</P><P>&nbsp;</P><P>Then, restart Inventor as well as your PC if necessary.</P> Mon, 15 Jun 2015 13:22:49 GMT DRoam 2015-06-15T13:22:49Z