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.

Xbox One received a new app today that lets you project your phone, PC, or tablet screen onto your TV.

Duet Display lets you use any Android device as a second screen for your Mac, whether wired or wireless, giving you extra space for multitasking.

Using a monitor to extend your laptop's display, or to give you a bigger screen for work or play can be super useful. Here's how to do it.

5 Ways to Extend Tablets Beyond the Screen Here’s how creative educators are using hardware and software to build a bridge between the digital and physical worlds. By David Raths 05/06/15 Osmo’s ...

Extend your Mac's display onto a smaller, portable screen, by using your iPad as a secondary monitor and the Duet Display application for OS X and iOS.

The folks behind Duet Display have released a Windows client, allowing you to extend your machine to any iOS device.

Here’s how to split your screen on either a Mac or Windows computer, a great tool for multitasking. Splitting your screen is a great tool for multitasking. (Photo by Phil Barker/Future ...