The easiest way to enable debug mode is to, within Steam, right-click on Europa Universalis 5 and then open its Properties ...

This software not only restores the old Windows Start menu but also does a lot more. You can change the configuration so that everything looks like Windows 7. It also reels in features of Windows ...

That means you can use Windows Sandbox, which automatically wipes itself, to test out any software that you don't completely ...