Select the Basic, Starter, Standard or Premium version of FSF. Download FSF and Visual Studio Community Edition (Free).
Create your Facebook App Id on the Facebook Developer Portal and add it to the web.config of your instance of FSF in Visual Studio.
Run your application from within Visual Studio and FSF will immmediately load in the browser. No further configuration is needed.
That's it, you're done. You now have a full featured application and can use your time adding custom features and content.