Alt text allows assistive technology to “see” an image, describe it, and allow those using the screen reader to better understand an on-page image.
If you upload an image from the images tab in edit mode, you are required to add alt text or mark the image as decorative. A decorative image is an image that is not essential to understanding the purpose or content of the material.
Type the alt text in the text box titled Alt Text.
You are not required to add alt text when adding and image using the rich content editor, but you can add it in the uploading process.
Enter text in the Alt Text Box under Attributes.
If you upload images from a Canvas file, you will not automatically be prompted to add alt text.
If you already have images in your course, you can add alt text by clicking the image and selecting the image editor icon in the rich content editor. Then follow the directions for the rich content editor.
Sometimes emails include images or are completely image based. When creating emails, avoid using text in images as the sole method of conveying information. If you do use an image with text in it, repeat the text in the document. For images, use alt text to describe the image and mention the text and its intent.
In Outlook, there are a couple of ways to add alt text to an email.
There is also a built-in accessibility checker.
If alt text is needed, the accessibility checker will flag the image. Click “Fix This” and the Alt Text window will open.