Seeing unexpected message even logged out (Outgoing email has been disabled for non-staff users.)

There is a site setting, disable emails:

Screenshot 2022-10-25 at 01-56-46 Admin - Sandbox Discourse Kit

Switching that to no will send out email as expected, and will not show the banner in question. If that is suddenly showing, perhaps the setting was set on accident, or an admin is do some maintenance.

Check that setting, first. :slight_smile: