For those looking for some Chromecast alternatives
How to Use Your TV as a 2nd LAPTOP Extended Display
In most cases, when they want to use a TV as an extended monitor, people will run a long HDMI cable from their computer to the TV. That’s the easiest solution, but who wants to run a cable across the room when there are plenty of solutions to do it wirelessly?
You might think that casting with a Chromecast device is the only or most preferred solution. But that’s not entirely true. And if you don’t have a Chromecast device, you’re not out of luck.
In this article, you'll learn about four other ways you can use a TV as a monitor without having to use a Chromecast.