One of the best upgrades you can make for productivity is adding a second screen to your laptop or desktop computer. Follow these steps to set it up.

If you see the same thing on both displays, you should start by making sure the displays are Extended instead of Mirroring ...

Turn it into a second monitor for your PC or Mac and extend your screen real estate. This is especially handy for laptop users. Several apps are available to extend your desktop onto your tablet.