How To Speak PDF Files in Adobe PDF Reader (With Video) PDF (Portable Document Format) is a file format used to view, digitally sign, search, verify, print, and collaborate on Adobe PDF files. PDF documents are read-only and also because most mobile phones, computers and ebook readers can open Adobe Reader software. Adobe Reader software is the global standard for electronic document sharing. Your PDF files speaking Just activate this feature in Adobe Reader. This feature works in Adobe Reader 7.0 and above. Steps to activate this feature in Adobe Reader: Open any pdf file in Adobe Reader Go to “ View ” Menu Click on “ Read Out Loud ” option Click on “ Activate Read out Loud ” option or use Shortcut as Shift+Ctrl+Y Once this feature is activated, use following shortcuts for different related tasks; Read Current Page Only – Shift+Ctrl+V Read Entire Document – Shift+Ctrl+B Pause Reading – Shift+Ctrl+C Stop Reading – Shift+Ctrl+E How To Speak PDF Files in Ad