Why downgrade kindle for pc/mac to older version? As amazon has released its new Kindle for PC/MAC version 1.25, its DRM scheme is much tougher than ever before. Kindle books downloaded via Kindle for PC/MAC 1.25 (or higher version) will be encrypted with the new kindle kfx DRM, namely Kindle KFX 2. Currently there is not any software around the world can remove DRM from Kindle books downloaded via Kindle for PC/MAC 1.25 or even higher version. As every software is not perfect, we believe that we can find the direct way to crack kindle new kfx DRM sooner or later. For readers who are reading this article, we have provided the temporary solution to bypass the kindle kfx 2 which is downgrading kindle for PC/Mac to older version. With this workaround, you'll download old kindle kfx format ebooks and find many tools on the market to decrypt and convert kindle books.

Notice: If you are on Mac Catalina 10.15 or Big Sur, downgrading kindle to old version will not work any more, but you still can remove Kindle DRM on Mac.

Kindle 1.17 Windows

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Method 1. Manually Downgrade Kindle for PC/MAC

Since the new kindle kfx DRM has been employed to kindle books from Kindle desktop version 1.25, we only need to downgrade Kindle App to version 1.17. In this part, I will walk you through how to downgrade Kindle for PC/Mac to older version manually.

Manually downgrade kindle for PC to version 1.17.

• Jan 29, 2017 I had been using version 1.17 for some time, since the advent of the AZW format for Kindle books – I don’t have a Kindle ereader but a Kobo, so I use Calibre to convert mobi books from Amazon to epub – anyway, I got a new laptop, downloaded Kindle and forgot I needed the older 1.17 version, got the latest, and of course Calibre couldn’t.
• Method 1, Use Older Version Kindle for PC/Mac(Version 1.17) If you are running Catalina or Big Sur, you must use K4Mac 1.25+. Older Kindle for Mac will not work on Catalina or Big Sur because Kindle app older version is 32-bit, and Catalina and Big Sur require 64-bit.

1Run Kindle for PC. Go to the top menu bar, select “Tools”-->> “Options”.

2The option window will pop up. Select “Registration” at the left side and click on “Deregister”.

3In the popped up window, tick “ I understand….be removed from this device” and then click on “Deregister”.

4Uninstall Kindle for PC 1.25 and download Kindle for PC version 1.17.

5Install Kindle for PC 1.17 and then uncheck the Kindle automatically update option by clicking on 'Tools'-->>'Options'-->>'General'-->> uncheck “Automatically install updates when they are available without asking me.'

Kindle 1.17 Install

If the 'Software Update Available' notification pops up, please click on 'Skip this version' button. Then redownload the kindle books again via old kindle for PC/Mac.

The steps for downgrading Kindle for Mac is almost the same as downgrading Kindle for PC. Referring detailed steps, please check how to downgrade Kindle for Mac to old version.

Method 2. Automatically Downgrade Kindle for PC/Mac

If the above steps are a little bit complex for you, Epubor Ultimate can help you downgrade your Kindle for PC/Mac to older version automatically. What’s more, it can remove Kindle KFX DRM as well. Below are detailed steps.

1Download and install Epubor Ultimate.

2Run Epubor Ultimate. Click the menu button at the top left corner to display the book library of this software.

3Click on “Kindle” tab, if you are using the Kindle for PC/MAC version higher than 1.24, there will be a notification to remind you to downgrade your Kindle version, see below picture.

Click the notification to open the window of downgrading the Kindle for PC and click on “Start” button to start the automatic downgrading process.

Once finished, the old version of kindle for PC will be installed successfully and restart automatically on your computer.

Also, click on “Yes” to accept the Kindle Terms of Use in the popped up window. The Kindle for PC old version has been successfully installed.

Just a few clicks, you can downgrade your Kindle for PC to older version.

Note: If your MacOS has been updated to the MacOS10.15 Catalina or newer version, kindle for Mac 1.17 will no long work on your computer any more because it is the 32 bits application while the latest Mac OS only supports 64 bits applications. But if you have a kindle e-ink device, here is the complete guide on How to Remove Kindle DRM on MacOS 10.15 Catalina.

Bonus tips--Remove kindle drm and convert kindle to any format

When the old version of Kindle desktop version has installed successfully, you can just register it and re-download your Kindle books.

Run Epubor Ultimate, then drag the Kindle books from the left bar to the right main interface, and all Kindle books will be decrypted successfully.

For converting kindle books, please choose the output format from central bottom button and click on “Convert to XX”.

Once finished, “succeeded” will appear at the end of each book title. Just click on the “Succeeded” or click on the “Output folder” at the bottom right to locate the converted files.

Since you have liberated your Kindle books, just enjoy it at any devices as you like.

Conclusion

Amazon Kindle 1.17 Download

These are two methods I want to share with you today for downgrading Kindle for PC/Mac. Compared with manually downgrading, automatic downgrading is much easier, especially for people who are not so good at computer operation. No matter which way you are using to downgrade Kindle application, the final goal you want to achieve is to remove Kindle DRM. Taking this into consideration, downgrading Kindle for PC/Mac automatically is your perfect choice because Epubor Ultimate cannot only help you downgrade Kindle application, but also remove Kindle DRM smoothly and easily. Why not give it a chance to help you now?

Note 1: It is unable to register kindle for PC verison1.24 because the registration window keeps refreshing. But if you have registered this version of kindle for PC, you can still use it to download kindle books and remove kindle drm with Epubor Ultimate. If you've already using the latest kindle app, please follow this guide to remove kindle drm.

Note 2: Some users reported that Kindle for PC 1.17 is unable to be registered or force to be upgraded. In this case, please follow this guide to remove kindle drm.

Iris Yan joined Epubor since 2017. She always wants to share everything related to ebook reading and improve your reading journey.