Board Thread:Support Requests - Designing Your Wiki/@comment-37601705-20200721004216/@comment-34888194-20200721004649

You need to insert the URL of the icon, not the file name. In your case, the URL would be

https://vignette.wikia.nocookie.net/lands-of-lore/images/f/f7/Cursor_for_wiki.png/revision/latest?cb=20200721002602

So it would be