Blue light has gotten a bad rap, getting blamed for loss of sleep and eye damage. Personal electronic devices emit more blue light than any other color. Blue light has a short wavelength, which means ...

Blue light glasses are sold as shields for tired eyes. Ads promise protection from screens, better sleep, and long-term eye ...

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If you want to ensure that the screen light on your Samsung Galaxy S4 stays lit while you are viewing the screen, enable Smart Stay in the Screen section of the Settings category on your device. With ...

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The feature, which adds a rounded white rectangle to your screen, is called Edge Light. The rectangle takes up part of your screen but will become partially transparent if you move your mouse pointer ...

Most of the modern devices these days come with a Brightness Control setting that lets you adjust the screen brightness to a level comfortable for your eyes. A similar set of options is available on ...

What is adaptive brightness on Google Pixel? Generally, adaptive brightness controls the screen brightness depending on the app you’re using at the time and the physical conditions of the room you’re ...

Want to take advantage of Apple’s brightest screen yet on the Ultra? Or get your Apple Watch Series 8, SE, or earlier Apple Watch up to the full 1,000 nits? Here’s how to turn up Apple Watch screen ...

Your MacBook does not know better than you. Apple's macOS has an infuriating habit of automatically changing the computer's screen brightness level, seemingly at random. No, it's not all in your head.