How do I preview a file as an instructor?
You can preview a file in a course, group, or personal file storage area.
In Course Navigation, click the Files link.
Click the name of the file you want to preview.
Open File via Toolbar
You can also click the line item for the file  and click the View icon .
The preview toolbar displays the file and file information details, as well as a link to download the file .
For documents, you can scroll through the document, zoom in and out, and view the document in full screen .