I bring this up because the original request was marked as implemented last year which is not the case.
I'm pulling it up as a New request to bring attention back around to it, since Implemented ideas get less attention.
https://forums.autodesk.com/t5/ideastation-request-a-feature-or/stop-auto-addign-desktop-and-start-m...
On Windows 7 and 10 (have not tried 8) this is still an issue as of the latest release which I updated to on 6/1/17. Comments from the other post say the same for other people.