Problematic PDFs in Firefox 19.0 and Newer

The latest versions of Mozilla Firefox, beginning with version 19.0 contain a new built-in PDF viewer.  If you run into issues viewing PDF content from Desire2Learn in Firefox there are a few workarounds listed below:

  1. Use a different web browser
  2. Download the PDF and open it with a program on your computer
  3. Disable the Firefox PDF viewer

Please view this webpage for more details and information on the workarounds.

If you have any questions or concerns, please Contact D2L Support.