Thread:Sophiedp/@comment-37879921-20201014063220/@comment-24692230-20201014212436

When you edit the page, there will be a gallery tag that you can put your images into, see Help:Galleries, Slideshows, and_Sliders/wikitext for an example.

Edit: Help:Galleries,_Slideshows,_and_Sliders explains how to add to galleries on UCP, so you can see if that works for you.