title: How to change link of a PDF file uploaded in wordpress?
body: <p>This is my actual link to my pdf uploaded file:</p>
  
  <p><a href="http://example.com/wp-content/uploads/2016/10/my_pdf_file.pdf" rel="nofollow">http://example.com/wp-content/uploads/2016/10/my_pdf_file.pdf</a></p>
  
  <p>I would like to change it to </p>
  
  <pre><code>http://example.com/my_pdf_file.pdf
  </code></pre>
  
  <p>Is it possible?</p>