Community Settings >> Data Management >> Rebuild Data >> Rebuild RSS Feeds
Community administrator can rebuild RSS feed from above path. This will keep RSS feed up to date and help subscriber download new content of the community to their browser so they can keep up with new ideas/comments submitted in the community.
A message will appear saying 'The RSS Feeds have been rebuilt as of (Date) (Time)'.
1) Where do I subscribe to rss feed?
2) Can I subscribe to Private Community?
No. You can subscribe rss feed for Public Community.
3) How does rss feed look in browser?
It depends on type of browser. A feed can have the same content, but it's often formatted differently.
Note: Screenshot is taken from Firefox browser. Feed may appear different for IE,Chrome, Safari etc.