As you have noticed, the most majority of Kindle books come with DRM protection. And now Amazon adopts KFX as their new ebook format. So many Kindle users may wonder if it is possible to remove DRM from KFX books and convert KFX to other formats, like ePub/PDF/Mobi/AZW3. And the answer is yes. So in this article, we are going to tell you more about KFX format and how to convert KFX to PDF.
What is KFX Format?
A KFX file is an eBook created in the Kindle Format 10, Amazon's successor to the AZW3 format. It contains an Amazon eBook, which includes the text and metadata describing the book. KFX files support enhanced typesetting capabilities that are not provided in previous formats, such as hyphenation, improved character placement and word spacing, and a more adaptable page layout and margins.
How to tell if a Kindle book is KFX format or not
If the Kindle book is descripted as Enhanced Typesetting enabled in its product details, then it is a KFX format book.
The KFX eBook downloaded from the Amazon store depends on the device being used to download and read the eBook. It may be saved in the KFX format or in the AZW format.
And KFX books downloaded with Kindle for PC/Mac is saved in AZW format.
While it will be saved in KFX format if it is downloaded with Kindle E-ink Reader.
How to Remove KFX DRM
Not long after Amazon adopts KFX as their latest format, Epubor software is the first software on the market to declare that it can remove DRM from KFX books. Since all KFX books has DRM protection and there's so many limitation about the encrypted KFX books, like you can only read the KFX books with Kindle apps or devices with firmware higher than 5.8 registered under your Amazon purchased account.
How to remove DRM from KFX files downloaded from Kindle for PC/Mac
Step 1install 1.24 or below version Kindle for PC/Mac to your computer and sign in with your Amazon account.
Step 2download Kindle books to your computer via Kindle for PC/Mac.
Step 3download Epubor Ultimate to your computer and launch it.
Step 4add the Kindle books under Kindle Column from the left sidebar to the right main window. Then the DRMed AZW books will be decrypted immediately.
How to remove DRM from KFX files downloaded from Kindle E-ink device
Step 1connect Kindle e-ink reader to your computer via USB cable.
Step 2download Epubor Ultimate to your computer and launch it.
Step 3add the Kindle books under eReader Column from the left sidebar to the right main window. Then the DRMed KFX books will be decrypted immediately.
Important Update
Tip 1: Epubor Ultimate can't remove KFX DRM if the Kindle books are downloaded from version 1.25 and above Kindle app and version 5.10.1 and above Kindle firmware Kindle E Ink devices. So we suggest you downgrade your Kindle app to an older version instead in order to decrypt Kindle books smoothly. You can follow this step-by-step guide to downgrade Kindle for PC/Mac manually or automatically.
Tip 2: if you are using the latest macOS 10.15 Catalina, we suggest you use Epubor KCR Converter.
How to Convert KFX to PDF
Many people have the wrong perception that Calibre can open decrypted KFX book. While the fact is that neither can Calibre open DRM free KFX file nor can it convert KFX files for you. And Epubor Ultimate is the first software on the market to declare that it can remove DRM from KFX books as well as convert to ePub/Mobi/PDF/AZW3 format. Here's the guide about how to convert KFX to PDF.
First, you have to decrypted the KFX books. And the method about how to remove DRM from KFX is listed above.
Next, choose PDF as the output format and hit the Convert to PDF button. Then all of your decrypted KFX books listed on the main window will be converted in batch. The cool thing about Epubor software is that it can save you a lot of time. You can find the convert PDF book by simply clicking Succeeded.
Conclusion
Amazon claims there are around 100,000 e-books on their website that their titles in the new KFX format, chances are pretty good that you may someday get one KFX format book. So this article may help you relieve some concern about KFX files. At the same time, we also have provide you some solutions about how to remove DRM from KFX books as well convert KFX to PDF.
Hillary Lopez works for Epubor and writes articles about eBooks and eReaders. She explores the best method to help you read eBooks more freely and wants to share all she has got with you.
