There are several ways to quickly switch between windows if you have several open at once on your desktop. This lesson will detail a few common methods.
The line below an app taskbar icon appears broken into two segments when it has more than one window open. You can easily switch to the different windows of the same app.
Click the app icon.
A pop-up appears with thumbnail previews of each app window.
Click a window thumbnail preview.
That window becomes active.
The remaining open app windows live in the background.