Adobe ACROBAT 3D Manual page 397

Tagging Comments
When you tag a PDF document that includes comments, the comments are tagged as well.
(See Tagging Adobe PDF documents for
a PDF document that's already tagged, your comments are untagged unless you enable
comment tagging before you add your comments. (See
document contains untagged comments, you can locate them in the logical structure tree
and tag them by using the Find option in the Tags tab.
To enable comment tagging in a PDF document:
In the Tags tab, choose Tag Annotations from the Options menu. Comments or markups
that you add to the PDF document are tagged automatically.
To tag comments in a tagged PDF document:
1. In the Tags tab, choose Find from the Options menu.
2. In the Find Element dialog box, choose Unmarked Comments from the Find pop-up
menu, and click Find.
3. When the comment type appears in the Type field (for example, Text), click Tag Element,
choose Annotation from the Type pop-up menu in the New Tag dialog box, and then click
OK.
4. In the Find Element dialog box, click Find Next to locate and tag all comments, and then
click Close.
accessibility.) However, if you add comments to
About adding comments.) If a