How to turn on firewall on windows 7

Windows Firewall can provide protection for your computer against viruses and other threats. Firewall can be set to monitor the functions of programs, such as web browsers and video games, and allow or disallow them depending on your preferences. The guide below shows you how to turn Firewall on in Windows 7, Vista, and XP.

Step 1: Open start menu, select "Control Panel"

Step 2: Select "System and security"

Step 3: Select "Windows firewall"

Step 5: Select "Turn Windows firewall on or off"

Step 4: Check "Turn on Windows Firewall" on both Private and Public network section. Click "OK" to save.