You can watch and record your favorite TV shows on your PC using Windows Media Center.
A TV tuner is a device that enables you to connect an analog or digital TV signal to your PC or laptop. They come in two basic model types: external TV tuners, which usually plug into a USB port on your computer, and internal TV tuner cards, which you must install inside your computer.
A typical external TV tuner

A typical TV tuner card

To install an external TV tuner:
A TV tuner is a device that enables you to connect an analog or digital TV signal to your PC or laptop. They come in two basic model types: external TV tuners, which usually plug into a USB port on your computer, and internal TV tuner cards, which you must install inside your computer.
A typical external TV tuner
A typical TV tuner card
To install an external TV tuner:
First, turn on your PC or laptop.
If your tuner came with an installation CD, place it in your CD drive and follow the on-screen instructions.
Next, locate an unused USB port on your computer and plug in the tuner.
Connect the other end of your tuner to your cable TV source. If you don’t have cable TV*, you can use a rooftop antenna or a portable antenna (often provided with tuner)
Next, start Windows Media Center.
Scroll to Tasks, select Settings, then TV, and Set Up a TV Signal
Confirm your region and follow the on-screen instructions. The program will scan for signals and notify you when it’s finished.
Next, you can download your electronic Guide to see up to two weeks of programming data.
*Windows Media Center also supports HD digital cable, over-the-air digital, and satellite set-top boxes.
To install an internal TV tuner card: Visit TheGreenButton.com for more help.
Once you have your TV tuner installed according to the manufacturers directions, you’ll want to check the manufacturer’s website to see if there are any updates to the driver.
Learn more: How to set up a TV signal