After you ve opened a window, you can maximize it to display full-screen. You can also minimize it so that it disappears from the desktop and resides as a button on the Windows Taskbar, and you can close it completely.
To maximize the window, click the Maximize button.
To minimize the window, click the Minimize button.
To close the window completely, click the Close button.
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Restoring a Window
If a window is already maximized, the Maximize button changes to a Restore Down button. When you click the Restore Down button, the window resumes its previous (premaximized) dimensions.