As you can see in the post here https://www.hiveworkshop.com/threads/warcraft-iii-reforged-patch-notes-2-0-4.370427/#post-3712404
in Reforged/2.0+ game version there’s more text and buttons covering more of the loading screen which disables you from properly framing anything of interest from the image/webm/model used as the campaign menu’s screen.