In this video, it demonstrate how to check and configure Windows firewall. In order to check to see if firewall is enable or not. You would click on start which locate bottom left corner of the screen. Then you would click on control panel. On this screen you would see an option for firewall, and click on it. When you click on firewall, it will let you view all the description about firewall configuration. There are also many other option which locate on the left hand side. If you are an advance user, these setting will let you do more with Windows firewall.