Sound works but the screen is black: start with these three checks

If you hear audio from YouTube TV but see a black screen, the problem is almost always one of three things: your HDMI cable is loose or damaged, your TV input is set to the wrong source, or the YouTube TV app needs to restart. Start by checking these before you do anything else.

First, look at the HDMI cable connecting your streaming device (Roku, Apple TV, Fire Stick, or whatever box you use) to your TV. Unplug it from both ends, wait five seconds, and plug it back in firmly. A cable that looks connected can still be loose enough to lose the video signal while audio still gets through. If the picture comes back, you are done. If not, move to the next step.

Second, check your TV's input source. Use your TV remote to cycle through the inputs — usually labeled HDMI 1, HDMI 2, HDMI 3, or similar. You may have switched inputs by accident, or the TV may have defaulted to the wrong one. When you find the input your streaming device is plugged into, the picture should appear.

Key Takeaways

  • A loose or unplugged HDMI cable is the most common cause of sound without picture, and reconnecting it solves the problem in most cases.
  • Your TV's input source may be set to the wrong HDMI port, so cycle through all inputs using your TV remote to find the right one.
  • Force-closing the YouTube TV app and reopening it fixes software glitches that block video while leaving audio intact.
  • If your streaming device itself has no power or is not connected to your TV at all, you will hear nothing — check that the device is on and the cable is seated firmly.
  • Restarting your streaming device by unplugging it for 30 seconds often clears temporary errors that affect video but not audio.

Restart the YouTube TV app without restarting the whole device

If your HDMI cable is connected and your input is correct, the YouTube TV app itself may have frozen or encountered a software error. Close the app completely and reopen it. On most streaming devices, you can do this by pressing the Home button, highlighting the YouTube TV app, and pressing a button to remove it from memory (usually the back button or a menu option that says "Close" or "Force Stop").

Wait 10 seconds, then open YouTube TV again. The app will reload from scratch, and the picture usually returns. This works because the app's video decoder — the part that translates the video signal — can get stuck while the audio decoder keeps working. A full restart of the app resets both.

Power-cycle your streaming device

If closing and reopening the app does not bring back the picture, restart the entire streaming device. Unplug the power cable from the back of your Roku, Apple TV, Fire Stick, or other box. Wait 30 seconds — this is important, as it gives the device time to fully shut down. Then plug it back in and wait for it to boot up completely, which usually takes one to three minutes.

During startup, you may see a logo or loading screen. Let it finish. Once the home screen appears, open YouTube TV again. A full device restart clears memory errors and resets connections that a straightforward app close cannot fix.

Check that your streaming device is actually powered on

This sounds obvious, but a device with no power will produce no video and no audio. Look at your streaming device — most have a small light that glows when powered on. If the light is off, check that the power cable is plugged into both the device and a working outlet. Try plugging the device into a different outlet to rule out a dead power socket.

If the device powers on but still shows no picture, the device itself may be broken. Try connecting it to a different TV if you have one available. If the picture appears on the second TV, your original TV's HDMI port may be faulty. If the picture does not appear on any TV, the streaming device's video output is likely damaged and will need replacement.

Verify your TV's HDMI port is working

A broken HDMI port on your TV can pass audio through an older standard while blocking video. To test this, plug a different device into the same HDMI port — a gaming console, a cable box, or a second streaming device if you have one. If that device also shows no picture, the HDMI port is faulty and you will need to use a different port or have the TV repaired.

If a different device works fine in that port, the problem is specific to your streaming device or its connection to YouTube TV. In that case, try the streaming device in a different HDMI port on your TV. Sometimes one port works while another does not.

Update the YouTube TV app and your streaming device software

Outdated software can cause video playback to fail while audio continues. Check for updates on your streaming device. On Roku, go to Settings > System > System Update. On Apple TV, go to Settings > System > Software Updates. On Fire Stick, go to Settings > My Fire TV > About > Check for Updates. Install any updates available and restart the device when prompted.

Also check the YouTube TV app itself for updates. On most devices, go to your app store (Roku Channel Store, Apple App Store, Amazon Appstore), find YouTube TV, and look for an Update button. If updates are available, install them and restart the app.

Check your internet connection

YouTube TV streams over the internet, and a weak or interrupted connection can cause the video stream to drop while audio buffers and plays. Check that your streaming device is connected to your Wi-Fi network. On most devices, go to Settings > Network or Wi-Fi and confirm the network name and signal strength. A signal strength below two bars often causes playback problems.

If your signal is weak, move your streaming device closer to your Wi-Fi router, or move the router closer to the device. If that is not possible, consider using a Wi-Fi extender or switching to a wired Ethernet connection if your device supports it. A wired connection is more stable than Wi-Fi and often solves intermittent video problems.

Frequently Asked Questions

Why can I hear the YouTube TV audio but see nothing on the screen?

The video and audio streams are separate signals. A loose HDMI cable, wrong TV input, or software error in the app can block video while audio continues to play. Start by reseating your HDMI cable and checking your TV's input source, then restart the app or device if those do not work.

I plugged in my streaming device but the TV still shows a black screen with sound. What do I do?

Check that you selected the correct HDMI input on your TV remote. If you have multiple HDMI ports, cycle through each one. If none show a picture, unplug the HDMI cable, wait five seconds, and plug it back in firmly. If the picture still does not appear, restart the streaming device by unplugging it for 30 seconds.

The picture comes and goes but the sound stays on. Is this the same problem?

Intermittent video with steady audio usually points to a weak internet connection or a loose HDMI cable. Check your Wi-Fi signal strength and move closer to your router if needed. Also reseat the HDMI cable at both ends. If the problem continues, restart your streaming device and check for software updates.

My streaming device is on and the HDMI cable is plugged in, but I still see black. What else could it be?

The HDMI port on your TV may be faulty. Try plugging a different device into the same port to see if it works. If not, use a different HDMI port on your TV. If all ports are broken or unavailable, you may need to use an HDMI-to-component adapter or have the TV serviced.

Do I need to restart my router to fix the picture?

Usually not. A weak internet connection causes buffering and freezing, but it rarely causes complete video loss while audio plays. Restart your router only if you have already checked your HDMI cable, TV input, and streaming device and the picture still does not appear.