Not all eBooks are available for download, some publishers restrict it and only allow their eBooks to be read online.
You probably need to install Adobe Digital Editions software in order to read the book on your computer. You can download the newest version of the software; if that doesn't work for you, many people have success with one of these older versions.
This means that Bluefire has not yet registered that a book has been downloaded. Closing and then opening the Bluefire Reader app a few times should solve this problem.
If you click the eBook Full Text link to read an eBook online, the eBook is checked out for the same duration of time that your institution has set as the session duration before timeout.
If you start a new session, the eBook will not be available until the previous session has ended unless you logged in as a Personalized User in both of those sessions.
Clearing your temporary internet files solves log-in problems, file download issues, and other common internet troubles.
With the exception of the mobile device instructions at the very end, all of these instructions take place in the actual internet browser.
Further questions or concerns, please contact the UMBC library Reference Desk at 410-455-2346 or https://library.umbc.edu/researchhelp.php