How to Fix Corrupted MP4 Video Files

How to Repair Corrupted MP4 Video Files in 2 Reliable Ways

Are your MP4 video files damaged or unplayable? If yes, have a further read now. Here, you can learn how to restore corrupted MP4 files in 2 tested ways.

Wondershare Recoverit Authors

Oct 13, 2020 • Filed to: Photo/Video/Audio Solutions • Proven solutions

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How to Repair Corrupted MP4 Video File

Q: "I have an MP4 video that I took with a Flip camera. The camera froze up while I was stopping the recorder and now the video appears corrupt. Though I can still download it off the camera, it won't play. Does anyone know how to repair a corrupted MP4 video file?"

What should I do to fix my corrupted MP4 video? Mp4 is the most common video format today because it is lightweight and compatible with the vast majority of video players. However, as with other files and formats, there is a possibility that MP4 files get corrupted and this can be a serious problem if you don't have a backup.

If you have such a video file corruption issue, this article must be your landing page. It tells you the reasons for and solutions about MP4 file repair. Also, you can learn some methods to avoid future problems of this nature.

Why Do MP4 Files Get Damaged?

MP4, also known as MPEG-4 Part 14, is a digital multimedia container format, most commonly used to store video and audio. It allows streaming over the Internet. Both the MP4 and MOV formats make use of a similar kind of MPEG-4 format so they can both conveniently work in QuickTime Environment.

But MP4 is more popular and used as compared to the MOV because it can be operated through various types of platforms in addition to MACs. These other formats include Linux, Windows, and many other mobile devices. Most of the video related applications support MP4 video files.

What is the difference between MP4, MP3, MP3G4, and MOV? Check out the page where we will tell the difference: MP4 VS MP3 VS MOV VS MPEG4

For MP4 corruption, there are many possible reasons that you should know.

Error writing or reading data: When you edit a file, it has to redefine the internal architecture of the file to incorporate the changes you have made. Any unexpected eventuality during these operations could cause a failure that makes your file to have problems related to poorly structured or missing information.

Damaged or lost information: Currently, the transfer of information is very common. We have a wide variety of options through tangible and intangible means such as:

  • Internet data transfer: Email and Hosting information on servers / Storage clouds
  • Data transfer by physical means: USB, CDs, DVDs and HDD / SSD
  • Non-tangible media may lose information due to an Internet connection failure that does not allow the adequate transfer of information to servers. Besides, if your device or computer is infected with a virus or program that is not intended. This issue may intervene during the sending or receiving of information, altering the result, and generating errors that damage your files.
  • Video can be lost or broken if they present some physical damage or the intervention of a virus during the writing and reading processes.

Method 1. Get MP4 Video Repair Tool for Corrupted Files

Perhaps you have the same problem with the above. MP4 provides high-quality and highly compressed digital video, but we usually experienced the corruption of our favorite or important MP4 videos. This often happens if the MP4 file gets corrupted. You will find that its audio and video are not synchronized or sometimes you can hear the audio but the video is not visible. That's why the Wondershare MP4 Video Repair Tool is here for you, working for both Windows and Mac computer users. 

It allows you to fix an MP4 file having such issues: out of sync in video and audio, black screen, flickering, different video error codes, freezing, not playing. etc.

Furthermore. the advanced MP4 video repair tool can help you repair corrupted or damaged MP4 video files regardless of any causes: changes in format, file header corruption, improper system shutdown, file read and write errors, virus attacks, improper download, and compression issues.

Step 1 Add Your Broken MP4 Videos

Add MP4 Video Files to the Video Repair Tool. Add or drag the repaired MP4 video files to the repair list.

add corrupted video files

Step 2 Start Repairing MP4 Files

Select the damaged video files from the list and click the Repair button to start the MP4 video repairing process.

select corrupted video files

Step 3 Preview and Save Broken MP4 Videos

After a few minutes, you can find the damaged videos repaired. Before clicking the Save button, preview the video files to make sure the damaged MP4 video repair quality.

repairing corrupted video files

Step 4 Utilize the Advanced Repair Mode

What if the videos not repaired successfully? It means the videos were damaged severely. Move on to the "Advance Video Repair" mode, which utilizes sample video files to increase the video repair rate. The sample video should be MP4 format in this case and come from the same device.

add a sample MP4 video

Finally, you can simply click the Save button to save the repaired MP4 video files onto an appropriate destination.

Apart from an MP4 video file, the software is also able to repair damaged 3GP video file

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Method 2. Use VLC Media Player for MP4 Video Repair

The VLC video player has an automated system for repairing damaged or corrupt videos with ".AVI" format so that we can use this tool with an MP4 file. You will first need to perform a format conversion and fortunately, the VLC player also offers the option of format conversion. Now, let's see how you can fix an MP4 file with the player.

Step 1 Open VLC and click on Media. This will open the format conversion tool.

vlc-mp4-repair-1

Step 2 Add a corrupted video

Here you will have the option to add the damaged file that you will convert to ".AVI". Once the file is added, click on Convert / Save.

vlc-mp4-repair-2

Step 3 Choose settings

Choose a Codec and set a location for your video and click on "Start".

vlc-mp4-repair-3

Step 4 Open VLC and click on "Preferences"

You can find the Preferences option in the drop-down menu of "Tools" or by pressing Ctrl + P.

vlc-mp4-repair-4

Step 5 Select "Always fix" in the "damaged or incomplete AVI file" option

This option is located in the Input / Codecs section. Once you have selected the Always Fix option, click on "Save".

vlc-mp4-repair-5

One limitation that should be mentioned is the VLC black screen issue. Sometimes, you'll encounter VLC black screen and video not playing. In such a case, check out the VLC Troubleshooting Guide for help.

Some Safety Tips to Avoid Video File Corruption

Here, this article almost comes to an end. And please check out the suggestions that will help you avoid any future damage to your videos.

  • Make a copy of the information before making any changes that alter the content of the videos.
  • Consider using more than one backup method: USB, CD, DVD, cloud storage, etc. In this way, if your PC's hard drive is damaged, you would have more than one alternatives to recover your information.
  • Keep your operating system and antivirus software updated.
  • Make sure your computer can work in optimal conditions, with a good and reliable electrical connection.
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Eleanor Reed

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