The Firewall helps to manage data traffic over a network. The main advantage of this feature is to block spam websites and avoid the installation of unwanted applications on your system. This will prevent your personal data from security threats. Read the below steps to know how to change firewall settings on Comcast router
By default, the firewall feature is minimal. To enhance security, you have to set up the firewall accordingly. To know how to customize the firewall settings on your Comcast router, refer to the procedure given on this web page.
Establish a connection between your computer and the Comcast router.