Here is a relevant set of scripts on github. Haven't tried them, can't vouch for them. https://github.com/WindowsLies/BlockWindows Found via slashdot http://tech.slashdot.org/story/15/09/01/1951235/microsofts-telemetry-additions-to-windows-7-and-8-raise-privacy-concerns The semi-manual method that alacran cross-linked is more straightforward.