You can upload files from your computer to link in the New Rich Content Editor.
Several features in Canvas support the New Rich Content Editor, including Announcements, Assignments, Discussions, Pages, and Quizzes.
Note: The New Rich Content Editor is currently a course opt-in feature. If the Rich Content Editor in your course does not match the images in this lesson, your course is using the classic Rich Content Editor.
Open New Rich Content Editor
Open the New Rich Content Editor when using one of the Canvas features which support the Editor.
Note: The Rich Content Editor supports keyboard shortcuts. To view the Keyboard Shortcuts menu, click the Keyboard icon or press ALT+F8 (PC keyboard) or ALT+FN+F8 (Mac keyboard).
Open Document Upload Tool
Click the Documents icon  and select the Upload Document option .
Note: To view the Documents icon, you may have to click the Options icon .
Upload Document from Computer
Click to browse your files  or drag and drop a media file to the media uploader  to upload a file from your computer.
To embed your selected document, click the Submit button.
Note: The file will flash before it embeds in the New Rich Content Editor.
Click the Save button.
Note: When using the Rich Content Editor in Discussions, the Save button may appear as the Post Reply button.