Automating screen brightness on Windows based on time of day or battery level saves your eyes and extends battery life.

Dimming your screen brightness is one of the most effective and straightforward ways to extend your smartphone's battery life. Here’s a detailed look at how adjusting your screen brightness can make a ...

In this guide we’ll show you how to quickly enable, or disable, auto brightness on MacBook Pro and MacBook Air. We’ll also show you how to manually adjust your screen’s brightness if you turn auto ...

So, you've been binge-watching your favorite TV series on your iPhone all afternoon when out of nowhere, your screen starts dimming on you. No biggie — you probably just have auto-brightness on.

Blue light from screens has been blamed for sleep problems, screen fatigue, and various health issues. Companies sell blue light blocking glasses, apps filter blue wavelengths, and phone operating ...

Brightness is important in everything from phones and computer displays to TV screens and video boards. Bring your laptop or phone outdoors and you will realize that the display is nothing but shadows ...

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 ...

An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...

You can buy a monitor light bar pretty cheap, even as low as about $20. But will it be a great piece of gear, illuminating your desk from atop your display, with a nice array of features? Probably not ...