The first option, Rhino will download each file when you select it from the Tutorials panel.
Open the Rhino application.
At the Command prompt, type the command Tutorials. This will open the Tutorials panel. You will have access to the Rhino Level 1 Training Guide, Rhino Level 2 Training Guide, User Guide and Samples.
Navigate to the Rhino Level 1 Training materials.
Select the Rhino Level 1 Training Guide.pdf
Double-click to open.
You can also navigate to any 3DM file and double click to open in the Rhino application.
Download a Zip of the Models
The second option, you may download all the files as a compressed zip and unzip them into a folder.
Navigate to the Rhino Level 1 Training materials.
Select the Rhino Level 1 Training Models.zip
Double-click to download. Select folder to save and unzip to use.