To install ARToolkit, begin by going to the website and downloading the Unity package (https://archive.artoolkit.org/download-artoolkit-sdk). The file may be named something like ARUnity5-x.x.x.unitypackage:
Once downloaded, you should copy it into a memorable place outside your current Unity project. We're going to import it now, but you might also want to import it again into other projects.
Next, download the Additional Unity Tools zip file, which includes, among other things, utilities required to generate an image target. Choose the download for Windows or macOS that is appropriate for you. The file may be named ...
