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If the Screen brightness option isn't available, your PC might not support brightness adjustment or you might need to update your display drivers. Or, if you're in a dark room, you might want to make the screen less bright.Ī brighter display uses more power, which reduces battery life.
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For example, if you want to use your laptop outdoors on a sunny day, you might need a brighter screen to see the display clearly. If you have a laptop or tablet with a built-in display, you might need to occasionally change the screen brightness level. How to Change Brightness of Built-in Display in Windows 10
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