How to: Go to Settings > Display on your Android phone. There, you'll find the option to switch between a light and dark theme and to have dark mode turn on automatically at a certain time of day. I ...

Android phones have become an essential part of our lives, powering everything from work to entertainment. Over the years, smartphones have evolved from basic mobile devices to powerful gadgets packed ...

In this week’s Tech 911 column, Lifehacker’s advice column for all things geeky, we’re tackling a question from a reader who has a problem with his dream setup: a multi-monitor arrangement that lets ...

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Sick of your laptop battery running out in no time? It’s frustrating—especially when you can’t stay near a power outlet. I used to struggle with this too, but a few tweaks helped my laptop last longer ...

Your Samsung phone already offers solid battery life, but a few smart setting tweaks can help it last even longer.

Rajesh started following the latest happenings in the world of Android around the release of the Nexus One and Samsung Galaxy S. After flashing custom ROMs and kernels on his beloved Galaxy S, he ...

I'm wondering what are the ideal sleep settings for a monitor, in particulart those that would extend its life the most. Is it best to always leave the monitor on and just set a screensaver? Is it ...

Lance is an experienced writer who tries to unravel the mysteries of personal tech. He loves watching old films and hanging with his cat, Mr. Giggles. (Credit: PeopleImages.com / Yuri A / Shutterstock ...

I'd been using my resilient x230 with its HD4000 display in conjunction with an LG 34um95, HDMI input. Text on both screens is sharp. When I run my new yoga x1 into the same monitor via HDMI, text is ...