From Fedora Project Wiki

Chapter 3: Desktop Tour

Introduction

This chapter introduces Fedora KDE 4 Desktop environment. It is based on a modern KDE Plasma technology, which brings to users new usability and visual appealing desktop experience.

The Plasma Desktop

After first login you can see default Plasma desktop containing the panel, folder view widget and Plasma button at the top right corner. Use this button to customize your desktop - to add/remove Plasma widgets.

CONTROL+F12 shows Plasma dashboard - replacement for "Show desktop" functionality known from older KDE releases. It hides all windows and puts all the widgets in front of them.

The Panel

Using the Panel

Configuring the Panel

Kickoff

The Launcher