Thread:Andrewds1021/@comment-45310000-20200414034500/@comment-9605025-20200417195223

Most users use VE, not SE. It can be a real pain depending on how well VE works with your wiki's styling.

As for the thumbnails in categories, there isn't a way to retrieve them. The image is selected by an automated process, the exact details of which are not publicly available. However, the primary guiding principles are mentioned here.