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Official Documentation » Ubuntu 11.10 » Help Ubuntu Desktop Guide » Settings »

Display & screen

Automatically lock your screen — Prevent other people from using your desktop when you go away from your computer.Change the desktop background — How to set an image as your desktop background.Change the size/rotation of the screen — Change the resolution of the screen and its orientation (rotation).Enable a second monitor — Enable a second display device, like another monitor or a projector.Set screen brightness — Dim the screen to save power or increase the brightness to make it more readable in bright light.The screen locks itself too quickly — Change how long to wait before locking the screen in the Screen settings.

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