The next update to Windows 10 may be rolled out in the next month. In fact, some leaks claim that this will commence on the same day on which the new Surface products are to be launched. However, for that to pan out, it leaves Microsoft with a lot of work to do in a very short space of time.
https://www.notebookcheck.net/Windows-10-October-update-release-may-coincide-with-the-Surface-event.335614.0.html