
Have you upgraded your kindle for Mac to 1.26 or even later version? If you did, you'll get kindle kcr format, not the old Kindle format. Is there any method to download the older kindle format with Kindle for Mac 1.26 or later version? Sure, you can download older kindle format with kindle 1.26 and even remove kindle drm, but you need to patch the Kindle for Mac. Want to know how, keep reading.
Things will be much easier if you are still using the Mac 10.14 or older system. You just need to downgrade kindle for mac to old version. Then you can download kindle books in old kindle format.
But if you are on Mac Catalina, please follow the following steps to get your kindle books decrypted.
This method is published by odamizu and initially posted on MobileRead Forum.
Step 1. Remove downloaded kindle books from computer at first.
Step 2. Close Kindle for Mac and open the terminal window and input following code:
chmod -x /Applications/Kindle.app/Contents/MacOS/renderer-test
Some users will fail to remove Kindle DRM even if they have execute this command. That’s because some of you don’t have the root privilege to stop the render-test program. To ensure you can 100% to remove Kindle DRM successfully, please add Sudo before the above command.
sudo chmod -x /Applications/Kindle.app/Contents/MacOS/renderer-test
When you put the above code in the Terminal and then click on “Enter”, you will be requested to fill in your computer passwords. Just fill in it and click on “Enter” again. All done.
Step 3. Re-download Kindle books.
Note: Please right click on the book title and then select “Download” from the drop-down menu. Or download from the menu bar “File-->Download”.
Important:
If you double click the book title to download the kindle book, you will get the Kindle KCR format with the latest DRM scheme which cannot be stripped for now. So please ensure your books are downloaded correctly. Also, please don’t open or read your downloaded books before removing kindle DRM. Otherwise, the Kindle files will be changed from .azw to .kcr which cannot be cracked for now.
Step 4. Remove Kindle DRM on Mac with Epubor Ultimate---the best ebook DRM Removal and converter.
When you run Epubor Ultimate, it will detect the kindle books and display them on the left column under Kindle tab. Just drag the books to the right column, Kindle DRM will be remove successfully.
If you have kindle eink device, you can follow the Ultimate guide to remove Kindle drm on Mac Catalina or watch the below video to remove kindle drm.
If you still have not updated your MacOS system to 10.15 Catalina, please read How to Remove DRM from Kindle Books .

Iris Yan joined Epubor since 2017. She always wants to share everything related to ebook reading and improve your reading journey.
It is out of our control. If you can download kindle cloud reader, then epubor kcr converter can still handle them.
Anyway, we are sincerely sorry for this issue.Also, we offer the some workaround. Please contact support@epubor.com to get further assistance.
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