When it comes to remediating PDFs for accessibility, Adobe Acrobat Pro remains a popular choice. To address tagging issues in Adobe Acrobat Pro, begin by accessing the Tags pane located in the left-hand navigation.

If you don’t see “Tags” in the navigation pane, the left tool pane can be opened and closed by clicking on the arrows in the center of each.

Within this pane, you can make edits to elements such as: headings, links, lists, tables, images.

Tags

In this section, we will explore how to enhance the accessibility of PDF documents using the “Accessibility” Menu and “Tag” function.

Tags and the Tags Tree are important components of accessible PDF documents. Tags are the elements that create the structure of the PDF document and help screen readers with the reading order of the content, the alt-text of images, identifying paragraph text, and headings.

Tags determine almost all of the accessibility of a PDF document. Without tags, users of assistive technology cannot access any of the document’s content.

Watch a video to see why PDF document accessibility is important from an assistive technology users’ perspective.

In this example, the document appears to have accessible features such as distinct color-coded headers and lists, along with links. However, it’s important to note that these elements were not created with accessibility guidelines. When this document was converted to PDF, we received a “No Tags Available” warning.

If your document does not have Tags icon, you can add them in three different ways.

Note: These options will not make your document fully accessible. After creating the tag tree you still need to walk through each tag to check if the accessibility criteria are met.

Tag Tree

If the document has a tag tree but if in your course Ally accessibility score is low, there are some reasons for it. You can check ally all issues then it will list you all issues list.  It could be different issues listed such as “reading order, language setting is missing”, Missing Document Title”, “missing alternative text” etc. as it shown below image.

Each error has their unique remediation process. Even some of them looks