*** Here is a great guide made by a user, https://us.henrus1.com/OpenVPNInstall.pdf ***
1. Enable Tun/Tap in the SolusVM Control Panel.
2. Run the script and follow the assistant:
wget https://git.io/v1jlQ -O openvpn-install.sh && bash openvpn-install.sh
Once it ends, you can run it again to add more users, remove some of them or even completely uninstall OpenVPN.