Board Thread:Support Requests - Getting Technical/@comment-44721338-20200514083400/@comment-1038387-20200514091749

Oh wow please don't use that template. Especially not like that. That is not how infoboxes, and templates in general, work.

The code as it's on the help page should work, at least on legacy wikis. I'm not sure if it's a reported UCP bug, check the bug list.