I would like to uninstall Openfire but short of removing the Preference Pane Icon, I don’t know how to uninstall it?
It looks like the solution was here:
Oh well, it only took a month to find out. I wish the forums were a little more helpful.
Note: SafeMode must be booted into in order to stop macOS from replacing deleted files, but that can take 20mins, even on an SSD!