So, if you’ve ever used one of URC’s programs before, the MX-900’s appropriately titled MX-900 Editor will be instantly familiar. Indeed the core concepts, screen layout and functions between editions are nearly identical all the way from the simplest model to the most complex. Mx 900 Software Download MX-900 EditorAlthough Universal Remote Control has close to a dozen different downloadable editions of their PC software – one for every model – this ostensibly unwieldy system isn’t nearly as unmanageable as it sounds since one edition is so similar to the next. The MX-950 “Core Engine” The MX-950 “Core Engine” What’s Common? New Programming Features: All three applications, MX-950, MX-900 and TX-1000 share all the convenience and speed of MX-3000 Editor combined with the simple, straightforward interface of the MX. Register a new system here Login to existing system Login to existing system.