Indeed, if you have complex projects created in an earlier DVD Studio Pro version, it’s smart to keep the older version installed in case you need to burn additional copies of a project or modify your work.ĭesigning DiscsĝVD Studio Pro 4 lets you mix and match HD and SD content in the same disc. Because of this annoyance, I don’t recommend switching to version 4 while you’re in the middle of a project you started with an earlier version.