Download OpenVPN for Windows on this website https://openvpn.net/community-downloads/
Open the downloaded file and start to install it.
Follow to complete the instations wizard.
Now go to freevpn724.com homepage, in OpenVPN tab and download OpenVPN Bundles.
Open the zip file and copy all profiles.
Go to OpenVPN installation folder and then config folder and paste all profiles there.
Now Run as administrator the OpenVPN app. Make sure you run as administrator.
Find the OpenVPN icon, right click on it, it will show all servers to connect. select one of them.
Put the FREEVPN724 username and password.
Enjoy the free VPN services.