Install the gadgets extension and import reference tooltips (https://www.mediawiki.org/wiki/Reference_Tooltips).
#Pop-up reference balloon
sonic tartan
true hearth
Besides the above tip, you can also achieve something similar with an extension, which you enable by going to Manage additional settings, and in the Beta tab unchecking "Popups Reference Previews Beta Feature".
prisma stag
Besides the above tip, you can also achieve something similar with an extension,...
Umm... is not appearing in here.
true hearth
Huh. It looks like this in a wiki that I manage. I'm not sure what's causing the difference in beta features offered.
prisma stag
Now how do I enable those extra options?
true hearth
I have no idea, to be honest. Either I enabled them somehow and forgot about it, or the options could perhaps be dictated by when the wiki was created? No clue.