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 ...

We may earn a commission from links on this page. Most of us are likely to accept most computer settings as they are without varying too much from the default configuration that comes out of the ...

Use the following fixes if your mouse cursor won’t move to the second monitor on your Windows 11/10 computer. Check your monitor alignment Disconnect and reconnect your displays Set your Displays to ...

How to use Duet Display to extend your Mac’s real estate Your email has been sent Extend your Mac's display onto a smaller, portable screen, by using your iPad as a secondary monitor and the Duet ...

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 ...

Businesses can configure multi-monitor setups for employees to make working with certain programs or performing certain tasks much easier. Administrators can either extend the desktop across each ...

Two monitors attached to the same computer. The required computer hardware is typically a graphics card with two monitor ports. The monitors are typically set to "extended desktop mode," in which both ...