If you, like me, are downloading all your Kindle books before Amazon take away the ability to do so on the 26th Feb 2025 and are using Calibre to keep them all catalogued, you may be wondering about DRM.

Unfortunately, it is a fact of life that some books with have DRM, which makes them unreadable on anything except the Kindle anyway. The only way you figure this out is when you go to view the books and it says it can't open them because of DRM.

There is a really q...