Check the index
Confirm that every indexed document appears in the bundle and that each page reference is accurate.
Check readability
Review scanned documents for poor contrast, missing edges, rotated pages and text that cannot be read.
Check navigation
Test hyperlinks and bookmarks and ensure that they lead to the correct documents.
Check the final file
Open the final PDF on another device where possible and verify that it is not corrupted or password-protected unexpectedly.