Xamarin will continue to be supported only until May 1st 2024.
In this blog, we look at the different BizTalk Server versions along with the corresponding end of support and the overall BizTalk lifecycle.
Extended support for .NET Core 3.1 ends December 3rd 2022, so applications on Azure App Service need to be updated to .NET 6.
Updates cease April 2022 for .NET Framework 4.5.2, 4.6 and 4.6.1, including technical support and security fixes. Upgrade now.