If you don’t want Windows 10 to be installed on your computer, Never 10 and GWX Control Panel are two programs that will make that happen. I recommend Never 10 because it’s a one-button fix. This article on PC World’s website has more information:

http://www.pcworld.com/article/3048836/windows/never10-is-a-free-app-for-when-you-absolutely-positively-dont-want-windows-10.html

Microsoft’s Windows Site

https://www.microsoft.com/en-us/windows

12 Things you need to know about Windows 10. From PCWorld.com:

http://www.pcworld.com/article/2690092/12-things-to-know-about-windows-10.html

A blog post from Microsoft about Windows 10:

http://blogs.windows.com/bloggingwindows/2014/09/30/announcing-windows-10/