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 ...

If you're unsure whether a multi-monitor setup is right for you—or just want to make the most of your smart TV between movie nights—converting it into a second display is an easy win. And the best ...

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 ...

If you're using a second monitor, there's more to it than simply connecting both displays. Here are a few ways to improve your setup. These days, setting up dual monitors is easy, but don't just plug ...

Every time William publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from ...

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.

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 ...

To be able to use VirtualBox on Multiple Monitors with any virtual machine, you need to change the default settings. If you have a dual monitor setup and you want to use both screens with your guest ...