About this feature: Rich text boxes enable administrators to check if the content they are creating meets accessibility guidelines and will direct administrators to specific help pages if they are not met.
Create or Edit any Rich Text Box field
Select the “Tools” menu
Click on Accessibility Checker
If a red error message appears, click the associated ‘?’ to for more information.
Use arrow buttons to navigate through the list if more than one error has been found.
Select [Ignore], or if possible [Repair], for each error.
Click the [OK] button or ‘X’ to close the Accessibility Checker tool.