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meaningful descriptions as alternative text. Alternative text and tool tips can aid many users, including those
with learning disabilities.
Adobe Acrobat and Adobe Reader Accessibility Features
Accessibility features in Adobe Acrobat 9 and Adobe Reader 9 fall into two broad categories: features to
make the reading of PDF documents more accessible and features to create accessible PDF documents. To
create accessible PDF documents, you must use Acrobat, not Reader.
Features for Accessible Reading of PDFs
•
Preferences and commands to optimize output for assistive software and devices, such as saving as
accessible text for a Braille printer
•
Preferences and commands to make navigation of PDFs more accessible, such as automatic
scrolling and opening PDFs to the last page read
•
Accessibility Setup Assistant for easy setting of most preferences related to accessibility
•
Keyboard alternates to mouse actions
•
Reflow capability to temporarily present the text of a PDF in a single easy-to-read column
•
Read Out Loud text-to-speech conversion.
•
Support for screen readers and screen magnifiers
Features for Creating Accessible PDFs
•
Creation of tagged PDFs from authoring applications
•
Conversion of untagged PDFs to tagged PDFs from within Acrobat
•
Security setting that allows screen readers to access text while preventing users from copying,
printing, editing, and extracting text
•
Ability to add text to scanned pages to improve accessibility
•
Tools for editing reading order and document structure
•
Tools for creating accessible PDF forms
Though Acrobat Standard provides some functionality for making existing PDFs accessible, you must use
Acrobat Pro or Acrobat Pro Extended to perform certain tasks—such as editing reading order or editing
document structure tags—that may be necessary to make some PDF documents and forms accessible
"Table 1: Features for Creating Accessible PDF Files by Product" on
Table 1: Features for Creating Accessible PDF Files by Product
Create PDF documents from any
application that prints
Convert Microsoft Word, Excel,
PowerPoint, Publisher, and
Access files to PDF with one-
button ease*
Adobe Acrobat 9 and PDF Accessibility
Acrobat 9
Reader 9
Standard
•
•
* Windows Only
Introduction
page 3).
Acrobat 9
Acrobat 9
Pro
Pro
Extended
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•
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(See
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