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Go to tools
Add the Accessibility Tools Shortcut to your tool bar
Click the Accessibility Tab on the right
Select “Accessibility Check”
Now, on the left of the document, you should see a tree with what the parser thinks the document structure is and any issues it may have caught
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Under tools select “Action Wizard”
From the actions available select “Make Accessible”
Under the “Files to be Processed” section, select add files and add all relevant PDFs
Select start and the process will run. A number of question boxes will pop up related to document tags and titles. Fill in all relevant data as prompted and the software should handle the rest!
Pave
Pave is an alternative to Acrobat for quickly fixing PDFs under 5 megabytes. It will provide a list of issues and an interface to remediate most problems.
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The tasks and properties tabs lay out issues that affect the whole document whereas issue details break the document down into page-by-page issues. Complete all fields in these areas and download the document and you should have an accessible PDF.