title: How do I enable saving of filled-in fields on a PDF form?
body: <p>Some PDF forms <a href="http://www.irs.gov/pub/irs-pdf/f1040ez.pdf" rel="noreferrer">can be saved</a>, including all filled-in field data:</p>
  
  <p><a href="https://i.stack.imgur.com/F9hBn.png" rel="noreferrer"><img src="https://i.stack.imgur.com/F9hBn.png" alt="can be saved"></a>
  </p>
  
  <p>Some others <a href="http://www.umsystem.edu/ums/departments/fa/management/records/forms/human/um272.pdf" rel="noreferrer">can not be saved</a>, and all filled-in field data are lost:</p>
  
  <p><a href="https://i.stack.imgur.com/MSTpf.png" rel="noreferrer"><img src="https://i.stack.imgur.com/MSTpf.png" alt="can not be saved"></a>
  </p>
  
  <p><strong>How do I enable saving of filled-in fields on my PDF form?</strong></p>