From Support
The following Win2PDF settings can be controlled from the registry:
Value Name Type Description
PDFFileName String or Expanded String Controls the output file name
persistent Dword Prevents registry values from being deleted when it is set to a non-zero value
PDFTitle String Sets the document title
PDFAuthor String Sets the document author
PDFSubject String Sets the document subject
PDFKeywords String Sets the document keywords
file options Dword Enables encryption, e-mail, view, and print PDF options
disabled options Dword Disables options from the file save dialog
Post Action String Automatically executes the application specified after PDF creation.
user password String Sets the user password (Win2PDF Pro)
master password String Sets the master password (Win2PDF Pro)
PDFMailRecipients String Sets the e-mail recipient address when the "Send PDF" option is enabled
PDFMailSubject String Sets the e-mail subject when the "Send PDF" option is enabled
PDFMailNote String Sets the e-mail body text when the "Send PDF" option is enabled