How to rename the preview pdf file name on the browser
<p>How to set a name for the pdf file that opening online ?
Also here is my code:</p>

<pre><code>[HttpGet]
    public ActionResult Preview1()
    {

  WebClient client = new WebClient();
  var fileStream = client.OpenRead("https://bitcoin.org/bitcoin.pdf");

  return new FileStreamResult(fileStream, "application/pdf");

    }
</code></pre>

<p>when I open this method , I got the file name in the browser tab is same as method name "preview1" , and I don't like that actually , if there is a method to change that please help me with that and thanks a lot :)</p>