To ensure that you've downloaded the 'original' file (and not a modified version with bonus malware), you need to check the hash of the file. Unfortunately, that version of Kindle for PC is no longer available from Amazon's websites, so you'll need to google/duckduckgo for the filename KindleForPC-installer-0.exe and download it from some sketchy website. (Slightly more recent versions (≥1.24) use the sub-optimal KFX file format for downloaded books, while even more recent versions can't be 'exploited' by the DeDRM plugin, at all.) Link to the latest version.)įor best results you need an old version of Kindle for PC (≤1.17). (Closely based on the information from the official FAQ (snapshot). # sudo apt-get install winetricks # this is optional - see belowĭownload other necessary programs DeDRM plugin wget Install necessary programs using the package manager sudo apt-get install wine64

The following steps worked for me, on Ubuntu 18.04. I'm not going to go into the legality of the removal of DRM, as it varies by country - in some it falls under fair use, in others the situation is murky and in others yet it's explicitly illegal.

Remove kfx drm