Complete Solution to Fix YouTube no Sound on Windows, Mac, Android and iPhone

Great visual experiences cannot be lack of sound. Can you imagine YouTube no sound when playing videos on browser?

Actually, many people have encountered this problem on Chrome, Firefox, Safari and other browsers.

Several factors could cause that YouTube videos play fine but no audio, such as disable sound by accident, there is something wrong on your browser or the Flash Player, and more.

Therefore, we are going to tell you what you should do when YouTube has no sound on computer and mobile phone. If you confront this problem, follow the solutions below step by step and enjoy YouTube videos with wonderful sound.

YouTube no Sound

Part 1: Basic ways to fix YouTube no sound

Discover there is no sound on YouTube suddenly? Here are multiple ways you can try to get rid of the problem that YouTube no sound.

How to fix YouTube no sound on Windows/Mac

Way 1: Check sound card and sound settings

When you encounter the problem YouTube no sound, the first thing you can do is to make sure that you have set sound correctly. You can open the Volume Mixer, adjust volume for system, your browser and Adobe Flash Player, and make sure they are not muted.

Next, check whether your sound card is fine and you have updated the drivers for sound card. The operation is simple, play a video stored in your hard drive in Windows Media Player or QuickTime. If the video play with sound normally, this means your sound card and drivers are fine.

Check Sound Card

Way 2: Set sound on YouTube correctly

When there is no sound on YouTube but only images, you should look at the bottom of the built-in player. If the volume icon marked with a cross, click it to unmute sound for YouTube video.

Another thing that you need to check is whether the sound goes to extra Bluetooth device, such as headphones.

Set sound on YouTube

Way 3: Up Adobe Flash Player to date

By default, YouTube videos play in the Flash Player plugins, so an outdated Flash Player could lead to many problems, including YouTube no sound. When you get the update notification, you can go to Adobe website and install the latest version of Flash Player to your computer. Or you can try the HTML5 YouTube Player directly.

In this way, your other issues like YouTube choppy videos, YouTube not playing videos, etc. can also be solved well.

Update Flash Player

Way 4: Clear cache and cookies

If you never clear cache and cookies for your browser, there is a chance to cause the YouTube no sound problem. The solution is simple, clear cache and cookies right now.

On Windows, open your browser, press and hold "Shift" + "Ctrl" + "Delete" keys together to open the clear browsing data window, select the options related to cache, history and cookies, then hit the "Clear browsing data" button.

On Mac, press "Command" + "Shift" + "Delete" in your browser to open the clear browsing data page and clear cache, history and cookies for your browser. You can try the YouTube video again; the sound of YouTube should work now.

For iPhone users, visit here to clear iPhone cache.

Clear Cache and Cookies

Way 5: Try a different browser

The last solution to fix the YouTube no sound problem is to try a different browser. There are a lot of browsers on market, like Firefox, Chrome, Safari, Internet Explorer, Opera, etc. If you prefer to your browser very much, try to reinstall it and play the YouTube video.

How to fix YouTube no sound on iPhone/Android

Way 1: Adjust volume

When there is no sound on YouTube app, you should check the volume settings on your Smartphone. Make sure you have not muted in any multimedia apps on your phone.

Go to "Settings" > "Sound" and move the slider to adjust the volume. Play music or videos in other apps.

If this problem only happens in YouTube app, it means your Smartphone hardware is fine; otherwise, you have to fix your iPhone volume not working or contact the manufacturer to repair your device.

Adjust volume

Way 2: Restart your Smartphone

In some cases, stuck in headphone mode is responsible for YouTube no sound. At this time, restarting could fix the problem simply.

For iPhone X/8, quickly press and release "Volume Up" key, repeat it on "Volume Down", and then keep pressing the "Side" button until Apple logo appears.

For iPhone 7, hold "Volume Down" + "Side" buttons until you see Apple logo.

On iPhone 6 or earlier, keep press "Home" + "Side" buttons until Apple logo shows up.

For Android devices, press the "Power" button to trigger the power off screen and then select "Reboot" and wait for startup to complete.

Now, restart your YouTube app and play any video to test the sound again.

Restart Smartphone

Way 3: Reinstall YouTube app

If there is only no sound on YouTube, you should consider reinstalling the YouTube app. Press the YouTube app for a while. On iPhone, press the cross icon on YouTube app and hit "Delete" to uninstall it. On Android, drag the YouTube app to the "Trash" icon. Then go to App Store or Play Store and install YouTube app again.

Part 2: Professional way to fix no sound on YouTube

When ordinary people encounter the YouTube playback error, such as YouTube no sound, they usually need an easy-to-use professional solution. Aiseesoft Video Converter Ultimate could meet your demands. Its key features include:

  • Fix YouTube playback errors through downloading online videos in one click.
  • Keep original video quality during fixing errors.
  • Enhance YouTube video quality using advanced algorithm.
  • Provide several video editing tools, like crop, rotate, flip, etc.
  • Support all video formats, including YouTube HD and 4K videos.
  • Convert YouTube videos for playback on computer and mobile phone.

In short, it is the easiest way to get rid of YouTube no sound and other playback errors.

How to fix YouTube no sound and playback errors

Step 1. Get the best YouTube downloader on your computer

Download and install the right version of the best YouTube downloader on your computer. There is one version for Windows and Mac respectively. Locate to the YouTube video you want to view in your browser and copy the video address.

Copy Video Address

Step 2. Extract video files from the URL

Launch Video Converter Ultimate and press "Download" on home interface to open video downloader. The video address should fill in the "URL" box automatically. Hit "Analyze" button to get all video files.

Extract Video

Step 3. Download the YouTube video in one click

Pick the video file with proper resolution on the popup dialog and hit "OK" to download it to your media library within a few seconds.

Analyze

Don't miss: Ultimate guide to fix YouTube won't fullscreen on computer and smartphone

Conclusion

In this tutorial, we have told you how to fix the problem YouTube no sound. When it happens, you can follow the common ways to get rid of it. On the other hand, we also shared a versatile solution, Aiseesoft Video Converter Ultimate, to help you fix YouTube playback errors.

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