Common Accessibility Issues
This webpage provides micro-tutorials for the most common accessibility issues in the Blackboard Ally Accessibility Report. These videos provide an overview of the issue as well as solutions.
The issue “The document contains images without a description” occurs when an uploaded document is missing alternative text. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Alternative Text
The issue “The document contains tables with cells that are merged” occurs when an uploaded document includes at least one table where cells in a column or row have been combined. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility - Tables
The issue “The document does not have any headings” occurs when an uploaded document, typically a Word document or PDF, does not use a heading structure to organize the document’s contents. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Heading Hierarchy
The issue “The document has contrast issues” will occur when an aspect of the document has insufficient contrast, such as having too light of text on too light of a background. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Color Contrast
The issue “The document has tables that don’t have any headers” occurs when an uploaded document includes at least one table that is missing a row marked as a “header” through table properties. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility - Tables
The issue “The document is scanned but not OCRed” occurs when optical character recognition has not been performed on an uploaded PDF, meaning the PDF does not contain searchable text. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Adobe Acrobat
The issue “The document is untagged” occurs when an uploaded PDF document does not have tags—properties that guide screen readers through the content of the document, such as distinguishing between figures and text. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Adobe Acrobat
The issue “The document or HTML’s heading structure does not begin at one” will occur when the headings of a document do not begin at the first level, potentially interfering with an assistive technology’s ability to navigate the document. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Heading Hierarchy
The issue “The image does not have a description” occurs when an image directly uploaded into Blackboard does not have alternative text. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Alternative Text
The issue “The image has contrast issues” occurs when an image uploaded into a content area of Blackboard needs to have its color contrast adjusted. Micro-Tutorial Video
For additional support, review: USC Digital Accessibility – Color Contrast
