If the HMI platform you are using has a Windows Operating System, you can create a script in Vijeo Designer to open a PDF from the inside of Vijeo Designer.
Ensure you have a PDF reader installed.
The following syntax works with Adobe Acrobat Reader and PDFXCView
Sys.createProcess("C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\AcroRd32.exe", "/A C:\\SEI_XBTGH_QRG.pdf");
Ensure you have a PDF reader installed.
The following syntax works with Adobe Acrobat Reader and PDFXCView
Sys.createProcess("C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\AcroRd32.exe", "/A C:\\SEI_XBTGH_QRG.pdf");