You add course updates and handouts in Studio.
Students see the course updates and handouts in the Course Info tab in your course:
You add updates to notify students of exams, changes in the course schedule, or anything else of a more urgent nature.
To add a course update:
You must enter the update in HTML. The visual editor is not supported for course handouts.
You can add course handouts that are visible to students on the Course Info page. To add an uploaded file to the course handouts, you will need its URL.
You must add files to a course before you can add them as course handouts.