The version number was impossible. Revit 2019 ended its lifecycle years ago, and there was never a ".26" build. Yet, the download counter sat at a perfect, unmoving The Architect's Curiosity
Even with a verified download source, Revit 2019.2.6 is a massive file (~8GB to 12GB). Here is how to handle errors: revit 201926 downloads verified
Look under the tab to find the specific 2019.2.6 Hotfix/Update. 2. Autodesk Desktop App / Access The version number was impossible