A common cause of Autodesk software from the product trial and Autodesk accounts portal is " Install Now " method. This method streamlines downloads and Installs the software simultaneously an Autodesk software installation, and if downloading software components fail during your Autodesk software installation that could result the installation failure. Then double-click on the first file the file that has in its name to start the product installers extraction process.
Product keys are required for installation of Autodesk products and are used to differentiate products that are both sold independently and as part of a product suite. The same version of AutoCAD is in both software packages but the product key differentiates one package from the other. Please ensure you are using the correct product key for the Autodesk product and version you are installing.
Beginner Tutorial 1 (AutoCAD 2018) - Designing a Basic House