Originally Posted by tkia
Chances are your existing one will work fine if you just add the Version="2.0" parameter to it in the right place. Compare it with the new default file to see where to put it.
there version="2.0" is for the maintained window not the xp bar. The xp bar even in default is version="1.1" and all xp bars work except the need to set userresizable="true" for ones that don't have it and dragging it a bit from the top.