The Touch Up Reading Order tool provides the easiest and quickest way to fix reading order and basic tagging problems. When you select the Touch Up Reading Order tool, a dialog box opens that lets you see overlay highlights that show the order of page content. Each highlighted region is numbered and highlighted with gray or colored blocks; the number indicates the region’s placement in the page’s reading order. After you check the reading order of the page, you can correct other, more subtle tagging issues as needed.
The Touch Up Reading Order tool is intended for repairing PDFs that were tagged using Acrobat, not for repairing PDFs that were tagged during conversion from an authoring application. Whenever possible, return to the source file and add accessibility features in the authoring application. Repairing the original file ensures that you don’t have to repeatedly touch up future iterations of the PDF in Acrobat.
You use the Touch Up Reading Order tool to perform the following accessibility tasks: