Upload a PDF, and the tool shows its existing bookmarks/table of contents, letting you add, edit, and reorder them.
Bookmarks are a navigational table of contents in the PDF sidebar. They let readers quickly jump to specific sections.
Yes, create hierarchical bookmark structures with parent and child entries to organize complex documents.
Editing a PDF's outline/bookmark structure isn't supported by the in-browser PDF engine yet. It's free like every other tool — we're just still building it.