MP4 file is a popular format for online video, but sometimes you may find that there's no sound on MP4 when you try to play them. This can be frustrating, especially if you're trying to watch a movie or TV show online. In this article, we'll discuss the possible reasons why your MP4 videos might be without sound, and we'll provide some tips on how to fix the problem. Keep on reading to learn more!

mp4 file no sound

Part 1: Why is MP4 File No Sound?


There are a few possible reasons why an MP4 file might be without sound. One possibility is that the sound files are corrupted due to a faulty download or conversion. This can cause the video to play normally, but the sound will be missing.

Another possibility is that the MP4 file is missing a related codec, which is necessary to play the sound. In that case, your video player might not be able to find and play the soundtrack.

Finally, there's also a chance of a problem with your audio settings or with your speakers that's preventing you from hearing any sound when you play the MP4.

Part 2: Top 4 Methods to Fix MP4 No Sound


Now that we've gone over some of the possible reasons for the MP4 no sound issue, let's discuss some methods you can use to try and fix it.

01 Repair Corrupted MP4 File

You can use a professional file repair tool - iMyFone UltraRepair to fix your MP4 sound issue. This software can help you repair MP4 files that are corrupted or damaged, and it can also help you fix MP4 files that aren't playing correctly.

ultraRepair_icon iMyFone UltraRepair - Repair Video

Repair photos, videos, and files. So, it should be able to help you repair your MP4 files so that they play correctly.

UltraRepair gives you the best solution to repair your blurry, pixelated, corrupted videos within 3 steps.

ultraRepair-video

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Step 1.Click on Video Repair and then opload the MP4 file which has no sound by clicking the Add video button.

add videos to repair

Step 2.The uploading process will take a while. Click Repair once you've confirmed the information of those inaudible MP4 files.

upload damaged videos

Step 3.A pop-up window will inform you the results of this repair. Click Yes to continue.

repairing videos

Step 4.It's optional for you to Save specific video or all the repaired videos to your computer. Please note that if your videos cannot be restored, you can try the Advanced Repair or send the video to out customer support through email.

save repaired videos

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02 Install Required Audio Codecs

If your MP4 file is missing audio codecs, you'll need to install the required audio codecs on your computer.

There are several different codecs that you can choose from. You can find codecs for Windows Media Player, QuickTime Player, and more.

install missing codecs of media player

  1. To install a codec, you'll need to download it from the internet.
  2. Once you've downloaded the codec, double-click on it to open it and follow the on-screen instructions.
  3. This process may vary depending on the codec that you're trying to install.
  4. Once the codec is installed, your MP video files should play with sound.

03 Open MP4 with Another Media Player

If you're still having trouble hearing sound when you play MP4 files, you can try opening them with another media player.

There are many different media players that you can choose from. Some popular options include Windows Media Player, QuickTime Player, and VLC Media Player.

open mp4 with another media

Each media player has its own set of codecs, so using a different media player may help you hear sound when you play MP4 files. This is particularly true if you're using an older media player that doesn't have the same codecs as the MP4 file.


04 Convert MP4 to Another Format

If you're still having trouble hearing sound when you play MP4 files, you may want to convert them to another format.

There are several different file formats that you can choose from. Some popular options include MP, AVI, WMV, and MOV. To convert your MP4 file to another format, you'll need to use a file converter tool. Let's take VLC as an example. VLC is a free media player that can also be used as a file converter.

  1. To convert your MP4 file to another format using VLC, open the media player and click on the Convert/Save button.
  2. convert mp4 file to another format

  3. Select the MP4 file that you want to convert, and then select a new format from the Profile drop-down menu.
  4. Finally, click on the Convert button to begin the conversion process. This process may vary depending on the file converter that you're using.
  5. Once the conversion is complete, you should be able to play your file in a different media player and hear the sound.

FAQs: More about MP4 File Issue


1 How do I know if my MP4 has audio?

To find out if your MP4 has audio, you can try playing it with a media player. If you don't hear any sound, then it's likely that the file doesn't have any audio associated with it.

Another way to check is to open the file in a text editor and look for an "audio" tag. If there isn't one, then the file probably doesn't have any audio.


2 Why is my MP4 file only playing audio?

There are a few potential reasons why your MP4 file might be only playing audio, but the most likely reason is that your media player does not support the video codec.

Another possibility is that the file might be corrupted. If you have another copy of the same file, try loading it into a different media player or see if another program can open it.

Conclusion

If you're having trouble hearing sound when you play MP4, there are a few different things you can try to fix the problem. This article has outlined four different methods that you can use to get sound working again. Our recommendation for video restoration is iMyFone UltraRepair. We hope that these methods have been helpful and that you can now enjoy your MP4 files with sound!

Windows version Mac version