How to insert printed PDFs into the previously generated document?

Assumption

There is a PDF file that was created via Foxit PDF Editor Printer and is opening in Foxit PDF Editor or Editor Pro, but is not saved yet.

You continue to print and want it to be appended into the previously generated document.

Steps:

1. Create a PDF file by printing to Foxit PDF Editor Printer. This document will be opened in Foxit PDF Editor and Editor Pro.

2. Go to File menu in PDF Editor and Editor Pro, click on Preferences.

3. Go to Create PDF, check the option Insert the Printed pdf into previously generated documents, except those created by Foxit PDF Editor and Editor Pro, click Ok to apply the change.

4. Continue to print other files to PDFs via Phantom PDF Editor Printer. All the result PDF files will be appended into the Print job in the left side navigation panel.