See here:
As you see, it's the 2011 Kindle (with KSO) updated to the latest software. But it's doing this since 4.0.1. Of course, I also updated Calibre in the meantime.
At first it didn't look like this. Is it Calibre or the Kindle? Did you run into similar issues?

As you see, it's the 2011 Kindle (with KSO) updated to the latest software. But it's doing this since 4.0.1. Of course, I also updated Calibre in the meantime.
At first it didn't look like this. Is it Calibre or the Kindle? Did you run into similar issues?