<system.webServer>
    <handlers>
      <remove name="BlockViewHandler"/>
      <add name="BlockViewHandler" path="*" verb="*" preCondition="integratedMode"
           type="System.Web.HttpNotFoundHandler" />
    </handlers>
  </system.webServer>

  <system.webServer>
    <handlers>
      <add name="JavaScriptHandler"
         path="*.js"
         verb="*"
         preCondition="integratedMode"
         type="System.Web.StaticFileHandler" />
      <remove name="BlockViewHandler"/>
      <add name="BlockViewHandler" 
           path="*" 
           verb="*" 
           preCondition="integratedMode"
           type="System.Web.HttpNotFoundHandler" />
    </handlers>
  </system.webServer>

 <script type="text/javascript" src="~/Views/Home/Test.js"></script>

            return new PdfReport().DocumentPreferences(doc =>
            {
                // ...
                doc.Compression(new CompressionSettings
                {
                    EnableCompression = true,
                    EnableFullCompression = true
                });
            })

 .Generate(data =>
                {
                    fileName = HttpUtility.UrlEncode(fileName, Encoding.UTF8);
                    data.FlushInBrowser(fileName, FlushType.Inline);
                }); // creating an in-memory PDF file