Save often!Īdding tags to an untagged document using the Reading Order tool is part of a manual tagging or remediation process. Tags may be modified manually, however making changes to the tag tree can have unpredictable results. Review the tag tree of the PDF to ensure proper semantic structure and proper reading order.This will display the tags in descending order from top to bottom.

From the View menu, select Show/Hide > Navigation Panes > Tags.To inspect the tag tree, follow these steps: From the Accessibility Panel, select Autotag Document.From the Tools tab, open the Accessibility Panel.To add tags to an untagged document, follow these steps: Inspecting the tag tree after auto-tagging is recommended. AutotaggingĪuto-tagging an untagged PDF document can have unpredictable results. A good resource is an introduction to Creating Accessible PDFs from LinkedIn Learning and can be accessed for free using a UW Net ID. If PDFs are not tagged, tags can be added using Adobe Acrobat DC Pro. Additional training on adding tags to an untagged PDF, or remediation, is recommended. However, most other authoring tools do not, including Google Docs and Slides. Microsoft Word and PowerPoint, and Adobe InDesign, all export to tagged PDF. Unfortunately, not all PDFs are tagged, and many document authoring tools are not capable of creating them. Without tags, none of these accessibility features are possible. PDF tags make it possible to identify content as headings, lists, tables, etc., and to include alternate text for images. A key part of making PDFs accessible is ensuring the document is “tagged.” A “tagged PDF” is a type of PDF that includes an underlying tag tree, similar to HTML, that defines the structure of the document.

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