Open the for print the PDF without display the PDF.
Public Function PrinterOpenPDF( ByVal strFileAsString ) as bool
Parameter the path of PDF file.
Return Value Return true if successful, otherwise return false.
Example
Visual Basic Syntax PDFViewer1.PrinterOpenPDF "c:\yourfile.pdf" PDFViewer1.PrinterSetPrinterName "Microsoft Print to PDF" PDFViewer1.PrinterSetPageOrientation 0 PDFViewer1.PrinterSetPageRange 1, 10 PDFViewer1.PDFPrint 'when the form close, call the following code PDFViewer1.PrinterClosePDF