click Accessibility Check to open the Accessibility checker options panel.This will bring up the Accessibility menu select the Accessibility tab from the right hand menus or select View > Tools > Accessibility.To check your document for accessibility: Skip this if you have already set up Acrobat on your computer. select the drop-down under Accessibiity and select Add shortcut.scroll down to the Protect and Standardize section.
Once created, all PDFs need to be checked using Adobe Acrobat. Tip: Before you create a PDF, ask yourself: Is a PDF the best format? See best practice on file formats.