You can then use the monitor to either mirror or extend your laptop screen. In this article, we'll walk you through this step ...

Using a laptop as a monitor for another computer allows you to not only mirror your computer's screen on the laptop but also extend it, meaning you can show different content on both screens.

Which is why I swear by portable monitors. If you don’t have one yet, you can snatch this MNN portable monitor for $60 on ...