PD4ML v3 inherits the data from HTML meta info, like

In PD4ML v4 the feature is in TODO list, but can be added quite swifty by request.

There is also a possibility to post-process generated PDF with the API calls:
[language=Java:1dtt3lac]PdfDocument doc2 = new PdfDocument(new URL(“file:o:/work/pdf/doc2.pdf”), null);
doc2.setAuthor(“Author 1”);
doc2.setCreator(“Creator 1”);
doc2.setTitle(“Title 1”);
doc2.setSubject(“Subject 1”);
doc2.setKeywords(“Keywords 1”);
… and save the doc after the changes …[/language:1dtt3lac]