Product versions are independent of one another and are not add-ons to previous releases. Even if you're upgrading, you need to download and install the full new product version. Where to Obtain Products If you don't have physical media, obtain your Autodesk software in one of the following ways: Autodesk Store. Purchase and download the most recent versions of Autodesk software, including perpetual license and subscription.
NET Framework 4. English versions of Autodesk Inventor LT will run on any language operating system.