The fastest way to get YouTube on your TV screen

You can send YouTube from your phone to your TV in about 30 seconds using a feature called casting. Your phone stays in your hand as a remote while the video plays on the big screen. The method depends on what TV and phone you own, but the most common route works on almost any combination: use Google Cast if you have a Chromecast device, a Google TV, or a Samsung TV. If you have an Apple TV or iPhone, use AirPlay instead.

Before you start, make sure your phone and TV are on the same Wi-Fi network. This is the single most common reason casting fails. Once they are connected to the same network, opening YouTube and tapping the cast button takes seconds.

Key Takeaways

  • Your phone and TV must be on the same Wi-Fi network for casting to work—this is the most common reason people run into trouble.
  • Android phones use Google Cast by tapping the cast icon in the YouTube app; iPhones use AirPlay by swiping down from the top-right corner.
  • You need either a Chromecast device, a TV with built-in Google TV or Chromecast, or an Apple TV to cast—older TVs without these features cannot receive a cast signal.
  • Once you cast a video, your phone acts as a remote and you can lock the screen, switch apps, or even leave the room without stopping playback.

Casting from an Android phone using Google Cast

Open the YouTube app on your Android phone and find a video you want to watch. Tap the cast icon—it looks like a rectangle with a curved line in the bottom-left corner—in the top-right area of the screen. A list of available devices will appear. Tap the name of your TV or Chromecast device. The video will start playing on your TV within a few seconds.

Once the video is casting, your phone becomes a remote. You can pause, rewind, fast-forward, and adjust volume from your phone screen. You can also lock your phone, switch to another app, or put it in your pocket—the video keeps playing on the TV. To stop casting, tap the cast icon again and select "Stop casting."

If you do not see your TV in the device list, the most common reason is that your phone and TV are not on the same Wi-Fi network. Check your phone's Wi-Fi settings and make sure it is connected to the same network name as your TV. If both are on the same network and the TV still does not appear, restart both devices and try again.

Casting from an iPhone using AirPlay

Open YouTube on your iPhone and start playing a video. Swipe down from the top-right corner of your screen to open Control Center. Look for the AirPlay icon—it looks like a triangle with a rectangle below it. Tap it and select your Apple TV or AirPlay-compatible TV from the list. The video will begin playing on your TV.

Like Google Cast, AirPlay lets your iPhone act as a remote once the video is casting. You can pause, skip, and adjust volume from your phone. Your iPhone can be locked or used for other tasks while the video continues on the TV. To stop AirPlay, open Control Center again, tap the AirPlay icon, and select "iPhone" to return video to your phone.

If your TV does not appear in the AirPlay menu, confirm that your iPhone and TV are connected to the same Wi-Fi network. Some older Apple TV models may require you to enter a four-digit code the first time you connect—this code appears on your TV screen when you attempt to cast.

What to do if your TV does not have built-in casting

Older TVs without Google TV, Chromecast, or AirPlay built in cannot receive a cast signal directly from your phone. You have two options: buy a separate casting device, or use an HDMI cable.

A Chromecast device (for Android phones) or Apple TV (for iPhones) plugs into your TV's HDMI port and connects to Wi-Fi. Once set up, casting works the same way as described above. These devices cost between $25 and $200 depending on the model and features. A basic Chromecast or Apple TV 4K handles YouTube without any issues.

If you prefer not to buy a device, you can connect your phone directly to your TV using a USB-C to HDMI cable (Android) or a Lightning to HDMI adapter (iPhone). Plug one end into your phone and the other into your TV's HDMI port, then switch your TV to that HDMI input. Your phone screen will mirror on the TV, including the YouTube app. This method works but drains your phone battery faster and ties up your phone while watching.

Troubleshooting when casting is not working

The first step is always to check your Wi-Fi connection. Open your phone's Wi-Fi settings and confirm it is connected to the same network as your TV. If your TV shows a network name different from what your phone is connected to, that is your problem. Switch your phone to the correct network and try casting again.

If both devices are on the same network and casting still fails, restart both your phone and TV. Turn off your phone completely, wait 10 seconds, and turn it back on. Do the same with your TV. This clears temporary connection issues that prevent casting from working. After both devices restart, open YouTube and try casting again.

If the cast icon does not appear in YouTube at all, make sure you are using the official YouTube app from Google Play (Android) or the App Store (iPhone), not a web browser. The cast feature does not work in the mobile web version of YouTube. Update the YouTube app to the latest version if you have not done so recently.

If your Chromecast or Apple TV is brand new, it may not be set up yet. Follow the setup instructions that came with the device or in its manual. The device must be plugged in, connected to Wi-Fi, and fully set up before your phone can find it to cast.

Controlling playback and managing multiple devices

Once a video is casting, your phone screen shows playback controls: play, pause, rewind, fast-forward, and a volume slider. You can also see how much of the video has played and how much remains. Swipe up on the cast notification to see more options, including the ability to disconnect from the TV.

If you have multiple Chromecast devices or Apple TVs in your home, the cast menu will show all of them. Tap a different device to switch which TV receives the video. This is useful if you want to move a video from your bedroom TV to your living room TV without starting over.

You can also queue up multiple videos while one is playing. Open a new video in YouTube, tap the cast icon, and select "Play next" instead of casting when ready. The new video will start after the current one finishes.

Frequently Asked Questions

Can I use my phone while a video is casting?

Yes. Once casting starts, your phone acts as a remote and the video continues on your TV. You can lock your phone, switch to other apps, or put it away entirely. The video keeps playing until you manually stop it or it finishes.

Why does my TV not show up in the cast menu?

The most common reason is that your phone and TV are not on the same Wi-Fi network. Check your phone's Wi-Fi settings and connect to the same network as your TV. If both are on the same network, restart both devices and try again. If your TV is brand new, make sure it is fully set up first.

Does casting use a lot of data?

Casting uses Wi-Fi, not cellular data, so it does not count against your phone's data plan. However, YouTube itself still streams video, so your home Wi-Fi network needs a decent connection. If your Wi-Fi is slow, video may buffer or play at lower quality.

Can I cast YouTube to a TV without a smart TV or Chromecast?

Not through casting. You can use an HDMI cable to connect your phone directly to the TV, which mirrors your phone screen. You can also buy a Chromecast device or Apple TV to add casting to any TV with an HDMI port.

What happens if I close the YouTube app while casting?

The video stops when ready. Casting requires the YouTube app to stay running on your phone, even if the screen is locked. If you close the app, the TV loses the signal and playback ends.