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

Luckily, I saved two Samsung monitors from a giveaway pile. Like a dog with a bone, I brought them to my work desk back home.

If you’re used to working with multiple computer monitors at your desk, traveling with a laptop can be tough. Suddenly, you’re back to the single-screen lifestyle, and on a cramped laptop ...