Music is the only type of add-on that is entirely different to the rest in that it has to be put into the Music folder and doesn't get compressed or have any information attached to it beyond a filename. It's a bit of an oddball that I don't see a load of value in for the work that would be required to make it compatible with the RTB download/management features.
well that helps alot ty lock?
You should see a Lock/Unlock button at the bottom left corner of the page.
