Click "OK," followed by "Save" to create the bookmarked PDF. Open the PDF in Reader, and then click the ribbon-shaped "Bookmarks" button in the Navigation Pane next to the Document pane.

How the creator of a PDF file sets up her document determines the extent to which you can use Acrobat Reader's commenting tools to mark the file with notes about its content.

I’d like you to meet PDF bookmarks When you view or open a PDF document, you’re likely to see several special navigational icons on the left side of the window ; we can’t say this is more ...