When you purchase a book from Amazon Kindle, it is DRM-protected. Which means you cannot use it outside the Amazon ecosystem. It can only be read using Amazon Kindle app or Kindle Cloud Reader.
But you paid for the book and if you want to read it on your personal computer or
By default, you can not convert the purchased books from Kindle but what if you really have to?
Well, you can use the software called Calibre to handle all your Kindle needs including converting your Kindle ebooks to PDF.
But there's a catch. This task requires a special plugin and in this tutorial, I will walk you through everything you need to know to convert Kindle books you've purchased to PDF.
Converting Kindle books to PDF
Kindle books are DRM (Digital Rights Management) protected to stop unauthorized sharing and copying.
This means if the DRM is enabled on the book you want to convert to PDF, it won't let you so it is necessary to remove the DRM first.
For that purpose, you'd have to use the DeDRM
plugin in Calibre and in this tutorial, I will walk you through how you can install and use the DeDRM plugin to convert your Kindle books to PDF.
So let's start with the first step.
Step 1: Install the latest version of Calibre (7.x)
I've tried this with various versions of Clibre and was able to get it to work with the latest version of Calibre (7.6.0).
So if you're using Linux, then you can easily install the latest version of Calibre (7.x series) using the following command:
sudo -v && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin
Step 2: Install DeDRM_tools plugin
First, visit the download page of the DeDRM_tools on GitHub and download the zip file for the latest version:
Step 3: Load the plugin
To load the plugin, the first step is to unzip the downloaded file as it contains 2 plugins so unzipping the file will let you choose the required one.
To unzip the file, you can use the unzip command or do it directly from your file manager. I'd go with the file manager where you right-click on the zip file and choose the extract option:
Now, open the Clibre software from your system and open the preferences tab using the Ctrl + p
shortcut. Then, follow two simple steps:
- Click on
plugins
- Choose
Load plugin from file
.
It will open the file manager and ask you to choose the plugin. Now, navigate to the extracted files and choose the DeDRM_plugin.zip
file.
Once you click on the Open
button, it will ask if you want to add this external plugin to your system or not as it may contain viruses/malware. Press the Yes
button:
It will show the added plugin to Calibre with a short description. To confirm this, press the Apply
button:
Now, restart your Calibre to take effect from the plugin you've just added to your system.
Step 4: Add Kindle's serial number to DeDRM
To find the serial number of your Kindle device, go to Amazon and click on Account & Lists
:
Scroll down and there you will find an option for Devices
under the Digital content and devices
category:
Once you click on Devices
, you will find your Kindle from the Amazon devices
. To get the serial number for that device, click on the name of your device.
In my case, I'd have to click on Sagar's kindle
:
After clicking on your device name, it will show the device information including the serial number. Copy the serial number:
Next, open Calibre, go to Preferences
> Plugins
> File type
and then double-click on DeDRM
plugin.
Now, click on eInk Kindle ebooks
, hit the plus ➕ icon and enter the Kindle serial number:
Hit OK and you're good to go.
Step 5: Download ebooks (that you want to convert)
To download ebooks that you purchased through Amazon, go to Your Account
> Content Library
and it will list the content you've purchased.
To download a book, look for the More actions
button and then choose the Download & transfer via USB
option:
Once you proceed to download the file, choose the device from which you entered the serial number in the plugin.
I only have one Kindle device so it will only show me a single option. After choosing the device, hit the Download
button:
Step 6: Convert books to PDF
To convert downloaded books, click on Add books
and choose one or more books that you want to convert to PDF:
After adding books to the library, select one or more books and click on Convert books
option:
Next, choose PDF
in the output format and hit OK:
It will take a few seconds and soon you'll see the PDF format along with the default format:
If you wish to download the PDF version of a file, right-click on the PDF
format and choose Save the PDF format to disk
option:
That's it!
Troubleshooting tips
If the shown method does not work for you and it shows you an error saying the content is DRM protected, then you have to use a different version of Calibre and DeDRM tools:
- Install Calibre version 4.23
- Download DeDRM version 6.8.1
To install Calibre 4.23, you can use the following command which will remove the existing Calibre and install Calibre version 4.23:
sudo -v && sudo calibre-uninstall && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin version=4.23.0
You can download DeDRM 6.8.1 from their official download page.
I hope you will find this guide helpful and if you have any queries or suggestions, leave a comment.
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