You will need to read this bit I coloured it red as it is important:Sophos XG Firewall Home Edition
Overview
Our Free Home Use XG Firewall is a fully equipped software version of the Sophos XG firewall, available at no cost for home users – no strings attached. Features full protection for your home network, including anti-malware, web security and URL filtering, application control, IPS, traffic shaping, VPN, reporting and monitoring, and much more.
... and it's free.The Sophos XG Free Home Use firewall contains its own operating system and will overwrite all data on the computer during the installation process. Therefore, a separate, dedicated computer is needed, which will change into a fully functional security appliance. Just right for the spare PC you have sitting in the corner!
https://www.sophos.com/en-us/products/free-tools/sophos-xg-firewall-home-edition.aspx