Microsoft is moving more and more functions and features from the older apps to Metro Apps, e.g. set Languages or enable Dev Mode etc. but this Apps can not control by BeyondTrust. However, this will be a basic requirement in the future to be able to perform a rights control on Windows client. According to your support, there is no effort to develop in this direction so far. Still, this will render the existence of BT obsolete if your software cannot do this.