PDF Alchemist can convert PDF form documents into flattened documents. In this case the interactive features of form fields are removed, so the content shown in the form fields becomes a fixed part of the document. Users may no longer change the information shown on the original PDF document.
disableAcroform option with the PDF Alchemist SDK or the
-flattenForms command line statement, set to True. The appearance of the form will be defined in the appearance streams of the input PDF.