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Want to know how to set up multiple monitors for PC gaming? Our guide walks you through the process step-by-step across AMD and Nvidia graphics cards.

If one screen isn't enough to display everything you need at once, consider getting a second. Here's how to manage multiple screens in macOS.

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 your gaming laptop screen feels too cramped, hook up an external monitor! Here's how to do it and what you need to know.

Let's say you want a second screen for your Mac to extend or mirror your current display. If you're running macOS Catalina or higher and own an iPad, you can do it through a feature called Sidecar.

Don't be mystified by your monitor settings: Here's what you can change in Windows, in macOS, in your games, and on the monitor itself.

While it may take a little bit of work, you can use your Android device as an additional monitor for your Windows PC. Here's how to do just that.

Whether you're using a desktop or laptop PC, a dual-monitor setup is an easy upgrade that pays big returns in productivity.

You can dual monitor with VirtualBox virtual machine or guest OS. To be able to use VirtualBox on Multiple Monitors with any virtual machine, you need to change the default settings.

External monitors are useful if your business provides MacBooks but you want to use a larger monitor to extend your desktop or increase the viewing area. External monitors are also helpful for a ...