In the Roblox Avatar Importer panel (located in the Tool Shelf), enter the URL of the Roblox avatar that you want to import. Next, go to the scene that you want to import your avatar into. In the Add-ons tab, click 'Install Add-on from File' and select the downloaded script.
Once you have the script, open up Blender and go to File > User Preferences.
Related questions: Q: How do you import a Roblox avatar into blender?Ī: There are a few ways to do this, but the easiest way is to use the Roblox Avatar Importer script.