If you are a KDE poweruser, you may already know and use one of KDE’s most useful widgets: the configurable button. If you have never used these you will soon know how and if you apply all of what I am about to present, your experience of KDE will be smoother and more refined than it has ever been — especially if your system (like mine) uses multiple displays.

Source: LXer – Combining Configurable Button Widgets With Kwin’s Shortcuts to Transform Your KDE Experience