https://techcommunity.microsoft.com/discussions/sharepoint_general/unable-to-preview-thumbnail-of-revit--rfa-files-on-sharepointe-online-or-local-d/1963834
Unable to preview Thumbnail of Revit (.rfa) files on Sharepointe Online or local desktop synced...
I am having an issue being able to preview thumbnail views of Revit families (.rfa) on SharePoint online. We use SharePoint as cloud storage for our...