KDE Plasma 5.22 brings big changes. The new release give users features like the new Plasma System Monitor app introduced in the KDE Plasma 5.21 release as a replacement for KSysguard as the default system monitoring app, a new adaptive panel transparency feature to help you make both the panel and the panel widgets more transparent, support for activities on Wayland, as well as support for searching through menu items from the Global Menu applet on Wayland.
Task Manager’s “Highlight Windows” feature has been improved as well to only highlight windows when hovering over their thumbnail in the tooltip by default, it’s now possible to change the text size in sticky note widgets, accessibility and keyboard navigability has been greatly improved in System Settings, as well as overall Wayland support.