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Windows 8.1: The Missing Manual by David Pogue

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Screen Savers

The term “screen saver” is sort of bogus; today’s flat-panel screens can’t develop “burn-in.” (You’re too young to remember, but screen savers were designed to bounce around a moving image to prevent burn-in on those old, bulky, CRT screens.)

No, screen savers are mostly about entertainment—and, especially in the business world, security. You can wander away from your desk without fear of snoopers.

The idea is simple: A few minutes after you leave your computer, whatever work you were doing is hidden behind the screen saver; passers-by can’t see what’s on the screen. To exit the screen saver, move the mouse, click a mouse button, or press a key.

Choosing a Screen Saver

To choose a screen saver, click Screen Saver at the bottom of the Personalization dialog box (Figure 8-3). The Screen Saver Settings dialog box appears.

Now use the “Screen saver” drop-down list. A miniature preview appears in the preview monitor on the dialog box (see Figure 8-7).

To see a full-screen preview, click the Preview button. The screen saver display fills your screen and remains there until you move your mouse, click a mouse button, or press a key.

The Wait box determines how long the screen saver waits before kicking in, after the last time you move the mouse or type. Click the Settings button to play with the chosen screen saver module’s look and behavior. For example, you may be able to change its colors, texture, or animation style.

Figure 8-7. “On resume, display logon screen” is a handy security ...

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