social.answers.microsoft.com/Forums/en-US/categories

This is microsofts community forum where questions and answers about all microsoft software can be found.

www.msfn.org

fast-growing forum dealing with everything related to Microsoft, also there is news and articles on the frontpage.

www.pchelpforum.com

PC Help Forum is an independent website that provides free advice and technical support for members and guests.

www.thewindowsclub.com

This is awell put together website with an active forum. It is a Microsoft Featured Community and the home of the FixIE.exe (excellent program). It also appears to be UK based

windowsforum.com

An open discussion and support forum for users of Windows 10, Windows 8, Windows 7, and other operating systems.