I have never been a Microsoft Windows user but keep one install for possible use. Not only is there constant hard sell by the McAfee anti virus and Bing browse

I have never been a Microsoft Windows user but keep one install for possible use. Not only is there constant hard sell by the McAfee anti virus and Bing browser but also *hours* long updates and quite a few obvious bugs. The box in question is a factory installed Lenova Idea Center.