Not AWS specific but maybe this is what you're looking for? Should be able to get you there.
Hell's bells... No clue why that link a'la old school markdown syntax is broken. Try this:Ubuntu (Recommended) - NodeBB Documentation
On Settings → Notifications, what is it used for? I have tried entering text, and a link and could not notice anything happening.
It creates a notification for the user when they register. The text is what is displayed, the link is where the notification goes when they click the Notification.
@a_5mith, thank you. Those two sentences (modified to fit the context) should be added to that screen.