The best way to save battery on a Windows PC is to adjust your power mode settings, and reduce your brightness.

Malware on an air-gapped computer can transmit data like Morse code by changing screen brightness in a way that's invisible to the naked eye but easily recorded with a camera. Our team tests, rates, ...

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 ...

Dimming the light on your computer is an easy task, but what happens when you want to dim the light on multiple monitors? Windows has its tool for adjusting the brightness, but it isn’t capable of ...

You can save battery on a Mac by adjusting your "Energy Saver" settings, updating your software, and more.

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 ...

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 ...

The new MacBook displays are relatively bright, because they use the new LED backlighting technologies. As such, in many situations users dim the displays a little, but when they do this the display ...

Learning how to adjust the brightness of a device’s screen on day one is essential. Thankfully, the process is straightforward if you purchased one of Fitbit’s smartwatches. Whether you now own a ...

With the brightness 100% of the way down, the screen is (barely) readable in direct light. Try putting it directly under a lamp or in direct sunlight, and you should be able to see enough to get the ...