The page you are requesting cannot be served because of the extension configuration
In Windows 8/10, you have to use
* Open Control Panel →
* Programs and Features →
* Turn Windows features on or off →
* Internet Information Services (IIS) →
* World Wide Web Services →
* Application Development Features →
* Check the appropriate items, such as enabling ASP.NET.
(i.e install the appropriate version you want to configure your websites with)
* also :
* .NET Framework 4.5 Advanced Services > WCF Services > HTTP Activation