Swipe on the lower right of your W8x desktop; bring up the charms, and click on the magnifying glass to get the Search box. Type in Windows Firewall and the HELP PROTECT YOUR PC WITH WINDOWS FIREWALL should open up from Control Panel. On the left hand side there will be a Windows Shield icon with the option, "Turn Windows Firewall on or off", click that option.
You'll then get the CUSTOMIZE SETTINGS FOR EACH TYPE OF NETWORK; with sections, (1.) PRIVATE NETWORK SETTINGS, and (2.) PUBLIC NETWORK SETTINGS. There are a Green and a Red option in each of these 2 sections; Green is Turn on Windows Firewall, and Red is Turn Off Windows Firewall. There are radio buttons for each. Click on the...