This is what I've found as well—the Kindle interface is clunky. It's like the developers have never seen any UIs before.
What SeaBookGuy described would go some way to solving a rather obvious failing (that should never have made it into production software), however so far I can't get that procedure to work with my K3.
However, a quick search revealed this gem for Calibre:
https://www.mobileread.com/forums/sho...d.php?t=118635