Windows 10 Basics - How to adjust your laptop or tablet screen brightness settings

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Windows 10で明るさを調整できない | 明るさコントロールが機能しない

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Tech Tips 5: Adjusting your Laptop Brightness

How to adjust brightness on windows 10 desktop PC

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How to make screen brightness higher on a laptop

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4 Simple Ways to Adjust Screen Brightness in Windows 10

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Change your monitor's brightness from your taskbar

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how to increase and decrease brightness of laptop or computer