If you need a second screen for your PC, your laptop can come in clutch. Here's how to set it up on Windows and macOS.

Sidecar in macOS turns your iPad into a second display, but it's limited to certain Macs and iPads. Thankfully, a few ...

A dual-monitor set-up can help to increase productivity, but what if your second screen isn't being detected? Here's what to try to fix the problem.