possibly because amazon have changed the format
from azw to azw3 which appears immune to the calibre plugin?
Restarted calibre / Tried to convert
from azw to epub, did not work.
Not exact matches
You can easily move the files there — usually
AZW files for Kindle devices and ePub for iBooks and Nook devices —
from the device to a local folder in case your Kindle is broken or shut down.
This type of malicious code is only evident so far in MOBI and
AZW books downloaded
from file sharing sites, pirate eBook sites and bittorrent.
Content
from Amazon and some other content providers is primarily encoded in Amazon's proprietary Kindle format (
AZW).
It is also possible to load content in various formats
from a computer by simply transferring it to the Kindle via USB (for free) or by emailing it to a registered email address provided by Amazon (for a fee, unless the transfer to the device is done via Wi - Fi instead of 3G); the email service can convert a number of document formats to Amazon's
AZW format and then transmit the result to the associated Kindle over Whispernet.
If you use Amazon to convert your file
from Epub or Microsoft Word it will be converted into
AZW.
All of Amazon's e-readers only read
AZW, PRC, and MOBI files, so keep that in mind if you are doing your own ebook converting or buying
from companies that sell them in this format.
As for the formats supported, Kindle supports Kindle Format 8 (
AZW3), Kindle (
AZW), TXT, PDF, unprotected MOBI, PRC natively; HTML, DOC, DOCX, JPEG, GIF, PNG, BMP through conversion (copied that
from the product page).
But DRM free books also carry the
AZW extension but they are really no different
from MOBI files.
100 % free and safe; Quick, efficient conversions
from word to epub; No contents or quality losing; Set cover, edit metadatas, edit table of contents, make professional ebook; Amazingly easy to use, just need edit word documents and click on «Publish»; Generate EPUB, MOBI,
AZW,
AZW3, PDF books in one software; Import EPUB, MOBI,
AZW,
AZW3, HTML, TXT to Word, you can use ePUBee Maker as eBook Editor or eBook Reader.
ePUBee, eBook Software provider, DRM Removal freeware download, helps you removing DRM
from ePUB, PDF,
Azw, Prc etc
100 % free and safe; Quick, efficient conversions
from word to epub; No contents or quality losing; Set cover, edit metadatas, edit table of contents, make professional ebook; Support EPUB, MOBI,
AZW,
AZW3, HTML, TXT;.
Incidentally, the same thing happens when I look at your «Zen» book in epub format (I've converted it
from the weird Amazon format with Calibre because my tablet won't handle
azw).
I've been under the impression (
from Amazon), that you had to email everything non
azw to them to convert to their format in order for reading, or for a better quality read.
azw) is also available as a desktop download
from manybooks.net, to be transferred to your Kindle via USB.
The
AZW format also lets you add Digital Rights Management to your ebook, preventing others
from copying your work without permission.
Install and run Kindle DRM Remova to remove drm protection
from kindle books, it is easy to use, just click «remove DRM» button, a new
azw file will created without DRM.
You also can drag
azw file
from windows explorer to converter,
azw file saved in «My Kindle content» folder.
Some might whinge about the different file types understood by the Kindle, with EPUB most notably absent (it does recognise MOBI files, as well as its own
AZW books though), but considering Amazon is the largest seller of digital titles in the world, it is likely you'll buy all your books
from it in the first place.
While the Kindle itself allows you to open some other file formats, the stuff you buy and download for the Kindle (and Kindle software)
from Amazon.com is encoded in a proprietary DRM scheme —
AZW files that only Kindle can read.
By enforcing its own
AZW format instead of using an open standard supported by other e-book readers, like EPUB, Amazon effectively prevents people
from reading that content on any device besides a Kindle (or a device equipped with Kindle software).