Using the Kindle Fire’s web browser go to this site: http://tinyurl.com/kindlebluefire and follow the instructions on the blog posting to download the BlueFire Reader for Android on the Kindle Fire.
Downloading e-books from the Library Catalog to Adobe Digital Editions
1.) Connect the USB cable from Kindle to the computer. When prompted for a device driver for the Kindle, click cancel. The Kindle screen should read "You can now transfer files from your computer to Kindle."
2.) On your computer, copy the e-book PDF (Kindle's will only work with PDFs) file from your computer, located under "My Documents/My Digital Editions.
3.) Paste the copied book to your Kindle here: E:\Bluefire\imports (where E is the drive letter assigned to your Kindle).
4.) Once the file is copied, push the "Disconnect" button on your Kindle and unplug the USB cable from the Kindle and the computer.
5.) Open the Bluefire Reader app and click Info at the bottom right side of the screen, then scroll down to the Import from SD card section and select Import.
6.) The Bluefire Reader app will verify your e-book loan and the book should then appear in your Bluefire Reader library.