'KDE's Plasma 5.20 is now available, bringing a bunch of refinements as well as some larger features. Some of the KDE Plasma 5.20 highlights include (via Phoronix):

- Numerous fixes to the KWin window manager / compositor including a number of Wayland fixes. Among the Wayland work in Plasma 5.20 includes Klipper support and middle-click paste, mouse and touchpad support nearly on par to X11, window thumbnails in the task manager, crash fixes, and more. - Improved notifications. - Different redesigns and additions to the KDE System Settings from SMART monitoring to better looking interfaces. - Redesigned on-screen displays. - Various tack manager and system tray improvements. '

-- source: https://tech.slashdot.org/story/20/10/14/0058213

Cheers, Peter