Thank you for using our software. Dear Sir/Madam,
We're sorry to tell you that Amazon has upgraded Kindle Cloud Reader in August 2020 for security reasons, which has finally made it impossible to download books from Kindle Cloud Reader. As a result, Epubor KCR Converter can’t help you convert the Kindle books from now on.
As per your purchase for Epubor KCR Converter, here we provide you with several solutions. Please have a try and tell us how it works. If you meet any questions during the process, just feel free to contact us and we will try our best to help you.
For Windows users:
You can follow this guide to decrypt and convert Kindle books with Epubor Ultimate:
https://www.epubor.com/how-to-remove-drm-from-kindle-kfx-ebooks.html#meth2
For Mac users:
If you have a Kindle e-ink device,
you can follow this guide to decrypt and convert Kindle books with Epubor Ultimate:
https://www.epubor.com/how-to-remove-drm-from-kindle-kfx-ebooks.html#meth4
If you don't have a Kindle e-ink device,
and your macOS is below than 10.15 Catalina,
you can follow this guide to decrypt and convert Kindle books with Epubor Ultimate:
https://www.epubor.com/how-to-remove-drm-from-kindle-kfx-ebooks.html#meth2
and your macOS is 10.15 Catalina or higher,
we're sorry to tell you that there is no any other effective way to decrypt Kindle books, including using Epubor Ultimate, Epubor KCR Converter or any other tool in the market.
At last and once again, we're sincerely sorry and apologize for the inconvenience caused.
