How do I merge a PDF? Publitas Support March 29, 2019 12:19 Updated It is not possible to merge two or more PDFs into one online publication within Publitas. If you would like to merge two PDF files, we recommend using Smallpdf.com. Merge your PDFs with Smallpdf, then upload the completed PDF to Publitas. Related articles PDF Specifications & Recommendations Single vs. Booklet/Spread Publications How to upload a PDF/publication How can I upgrade or downgrade my Publitas plan? Why isn't my Publication flipping?