This post shows you How to fix "Handler “aspNetCore” has a bad module “AspNetCoreModuleV2” in its module list" when deploying your ASP.NET Core on IIS.
You need to Install .Net Core 2.2 or 3.0 run-time bundle on hosting machine.
Publish your project as self-contained by right-clicking on your project, then select Publish.
Next, Click Edit => Select Settings
At Deployment Mode combobox, you should select Self-Contained.
Open your Web.config file, then change AspNetCoreModuleV2 to AspNetCoreModule as shown below.
<handlers> <add name="aspNetCore" path="*" verb="*" modules="AspNetCoreModule" resourceType="Unspecified" /> </handlers>