When you buy a computer from a company like Dell or Lenovo there’s a good chance that you’re getting far more than what comes with stock Windows, often times in a negative way. Companies love to install adware, bloatware, and all kinds of annoying and potentially dangerous junk that offers almost nothing to the consumer. In order to provide people with a cleaner experience, Microsoft is offering Signature Edition laptops that come with a clean version of Windows that’s free of all that crap.