Add attachments to PDF (Windows)

You can attach PDFs and other types of files such as audio or image files to a PDF. If you move the PDF to a new location, the attachments move with it. To attach a file to a PDF, 

  1. On the Review tab, click Attach.
  2. Click where you want the Attachment markup to appear. 
  3. In File Explorer, select the file you want to attach, click Open

Optionally, you can move the attachment markup and, or change its properties.