After installing Sophos anti-virus, PC can't connect to Wi-fi (For windows)

There is possibility that the installation of "Sophos Client Firewall" during the process of installing Sophos anti-virus.

If "Sophos Client Firewall" is installed, please follow the steps below to uninstall and check the Wi-fi connection.

(For windows)

１．Open the start.

２．If you see "Sophos Client Firewall" in the list of applications, right-click and select Uninstall

３．Check the Wi-fi connection

Firewall is a function that plays a role of preventing unauthorized access from the outside. Since the same security is programmed in windows PC, "Sophos Client Firewall" is not required.