I have a Blazor application which I need to host in a subfolder.
In tradition ASP.NET it was simple.
How to do this in Blazor ???
.NET Core applications require a separate application pool. The IIS subfolder is typically configured as an application but it can be a virtual directly. The hosting reference documentation explains how to configure an IIS site.
https://docs.microsoft.com/en-us/aspnet/core/tutorials/publish-to-iis?view=aspnetcore-5.0&tabs=visual-studio
See setting app base path
https://docs.microsoft.com/en-us/aspnet/core/blazor/host-and-deploy/?view=aspnetcore-5.0&tabs=visual-studio