Not sure when 3.1 will be installed. I'll ask about it. But when the framework is installed - we will update the KB https://support.winhost.com/kb/a1498/supported-versions-of-_net-core.aspx In the meantime, you can use self-contained deployment for .NET Core 3.1 . This may help https://support.winhost.com/kb/a147...-to-self-contained-in-visual-studio-2017.aspx