Whew. Glad to see that these broken RSS settings have been removed from Drupal.
https://www.drupal.org/node/3519410
They wouldn't have been all that helpful even if they did work.
With it being an open source project that champions the Open Web, creating an RSS feed should be as easy possible.
Now I can take this disclaimer out of my blog post 馃ゴ
https://devcollaborative.com/blog/how-add-rss-feed-drupal-website