How to Fix Unplayable, Damaged and Broken MP4 Video Files?

Updated on October 8, 2020

When you say Remo, accuracy is the keyword. Integrated with sophisticated repair algorithms Remo flawlessly repairs individual video frame and reconstructs the damaged MP4 video file. Remo can tap into the damaged MP4 video codec, precisely tracks down the problematic video frame and fix the damaged MP4 video. Moreover, you can do that in 3 simple clicks.

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Repair corrupt MP4 video files

Being compatible on almost all media players and streaming platforms MP4 became a standard video format among content creators, film makers. However, due to some uncertain events even MP4 video might get damaged.

For example:
MP4 video with audio out of sync or delayed audio in some cases video becomes completely unplayable or even inaccessible.In some cases, you might even see some errors codes. Fortunately, you can easily fix a damaged MP4 video file, refer to the next section for detailed instructions.

How Do I Repair a MP4 Video File?

When a MP4 video goes corrupt or broken it might be either due to damaged video track or audio track. Hence, you need a tool that can repair both the tracks individually. Manually it is impossible to separate a video and audio tracks which is why you definitely need a video repair tool.

In such situations Remo Video repair tool will help you greatly to repair MP4 video file. Remo video repair tool will seperate audio, video tracks and keenly scans every individual frame for errors and fixes them. Then it takes a healthy reference file to repair any complex issues such as missing audio or video frames or damaged video header.


Once the MP4 video repair tool confirms that the problems are completely resolved it adjoins the audio and video tracks and saves them on your computer. Best part of this process is the video repair tool works in read only mode so that the original MP4 video files stays undamaged. Along with MP4 files, Remo Video Repair tool also fixes corrupt or damaged MOV video files. You can use this tool to repair MOV or MP4 files shot on latest cameras, smart phones and drones too.

Easiest Way to Fix a MP4 Videos – Damaged, Corrupted and Broken MP4 videos

Download the Remo Repair MOV tool and install it in your system. Run the software.

  • From the home screen choose a healthy video file as a reference (selected healthy video file should be recorded using the same camera as that of corrupted video file) and then select the corrupted video file by clicking corrupted file option as shown in Figure 1
  • Now, click on Repair button as shown in Figure 2 to start the scanning process to fix corrupted video files
  • After the scanning process, you can preview the repaired video file Figure 3

Supported Video File Codecs:

  • Video - mp4v, avc1, mjpeg
  • Audio - RAW, mp4a, sowt

Available for: Windows XP, Vista, Windows 7, 8, 8.1 and 10. It is also available for Mac and it supports the latest macOS High Sierra and its previous versions. Click here to know how to repair MP4 video on Mac here.

Can VLC repair mp4?

Yes, VLC media player can fix a damaged or corrupt MP4 video however, the functionalities are very limited. VLC can only fix simple errors, for example, audio out of sync error or audio delay errors. Unfortunately, VLC media player cannot fix complicated errors such as video with broken header or damaged video frames or audio tracks.

To fix complicated errors on MP4 you need to use Remo Video Repair tool, a sophisticated tool that adapts to every risky situation.

Consequential scenarios that result in the corruption of MP4 video files

  • Sometimes unidentified errors cause MP4 head file corruption will result in inaccessible MP4 file.
  • Minor interruptions while transferring the MP4 file in between two devices such as sudden jerks or shocks to the device might result in missing audio or video frames.
  • Highly level virus infection might alter the codec of the MP4 video file thus corrupting MP4 file.
  • Issues that arise on camera due to rough handling, abruptly switching off of camera will cause the pixelation or broken videos.

Remo Repair MOV works seamlessly in all these scenarios and repair MP4 file and restores MP4 to original state.

Why use Remo Repair MOV?

Remo Repair MOV is simple and user friendly tool. It comes with some extraordinary features that ensures read-only mechanism that is safe and provides full recovery of the corrupted file. Additionally, Remo Software helps in resolving MP4 audio video sync issues. It also offers unlimited free support to help you, incase you need any kind of assistance. Thus, it is relatively effective to fix video file with the aid of this application.

Some Safety Measures to Avoid Video File Corruption

  • Don't record video when camera battery is low
  • Avoid use of untrusted third party software to play MP4 videos
  • Do not eject memory card during file transfer process
  • Never record videos when memory card is full

Frequently Asked Questions

What if my MP4 video gets completely damaged in the process?

To avoid such situations Remo Repair MOV works specifically in read only mode so that your original MP4 videos stays untouched

Why should I provide a healthy reference video?

Because every video has an unique codec so when you provide the healthy video, this MP4 video repair tool will take the codec from healthy file as reference and repairs corrupted MP4 video file.

Should both healthy reference video and damaged video shot on the same device?

Yes, due to every device has a specific file structure to save the MP4 video file. So, if you provide healthy video from a different device then file structure might not be the same and the MP4 repair process might be unsuccessful.

Why can’t I use VLC media player to fix my MP4 video file?

You can use VLC media player to repair MP4 video. However, VLC media player cannot fix complicated problems.

Supported Camcorders:

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