IIRC this is also how Firefox is doing it for its pdf.js print feature: https://github.com/mozilla/pdf.js/blob/master/web/pdf_print_service.js https://github.co

IIRC this is also how Firefox is doing it for its pdf.js print feature: https://github.com/mozilla/pdf.js/blob/master/web/pdf_print_service.js https://github.com/mozilla/pdf.js/blob/master/web/pdf_print_... Which is why when you print a PDF from Firefox, it doesn't look very nice. But it's safer than sending unsanitized PDFs to printers.