

The default mode is to remove the Kindle book's DRM immediately (in other words, you don't have to do anything!).

Start Calibre and add the plugin via "Preferences" by navigating to the folder "DeDRM_tools_7.1.0" and choosing the zip file "DeDRM_plugin" ( ) - see PPPS for "details".Unzip the DeDRM plugin to a folder, for example: "DeDRM_tools_7.1.0".Download both Calibre and the plugin DeDRM (the newest versions should work just fine).Install and open the Kindle app, click on the e-books in your Kindle library that you want to convert and download them to your hard disk (the default path is: C:\Users\YOURUSERNAME\Documents\MYKindleContent\).Here you can download the Kindle for PC v 1.17 app: ( Note: Disable the option "Install available updates automatically without asking" under "Tools - Options - General", otherwise Kindle version 1.17 will be replaced by a newer one!). It´s crucial to use the older Kindle version 1.17, not a newer one! Then the conversion process to a DRM-free format should work just fine for many, but perhaps not for all Kindle e-books.So here is the procedure for creating Kindle-DRM-free e-books for a Win 10 system in a bit more detail:

Since I had to configure a new Win 10 PC yesterday, I also had to install some software like Calibre, Kindle for PC, etc.
