Win 10 had a build-in tool to reset the OS. But now it has been turned into a stand alone tool.
http://betanews.com/2016/06/16/windows-10-refresh-tool/
Seems to be an interesting website: "BETA-News"
Willy that article is a few months old in case you hadn't noticed..
- Yes, I know but I wanted to bring the news anyway.
the old news
Better than no news at all !!