In Course Navigation, click the Discussions link.
Click the discussion title.
Create a new discussion entry by clicking the Reply text field.
Click the Image icon.
Locate the image you want to embed. To embed an image from the web, click the URL button [1]. To embed an image from your Canvas files, click the Canvas button [2]. To embed an image from Flickr, click the Flickr button [3].
When you have located the image, click the Update button.
Click the Post Reply button.
View your post.