I am having the same problem. Example: I have a PDF of my Visa Bill in an Evernote note. It is about 35Kb and is the only thing in the note.
- Evernote client on one Mac (my home system) running Evernote 7.14 under Catalina 10.15.7 - all pages are visible and all render as expected
- Evernote client on different Mac (work) running Evernote 10.3.7, also under Catalina 10.15.7, only displays the first page of the PDF. Scrolling down, it just stops after the first page like there are no additional pages. When I download the PDF to the Mac, then open it with Preview, I see all