Repair MP4


Repair Unreadable MP4 Files

MP4 files are based upon MOV format and contain combination of audio, video files information such as video clip. These MP4 files are quite larger and depend on the compression codex used. Larger files are more vulnerable to corruption as they extend on the larger section of physical media. Like any other file format, MP4 audio file also gets damaged under many circumstances. In order to repair corrupted MP4 file you need to make use of relevant MP4 file repair software.

Nowadays MP4 file format is supported by several multimedia electronic devices such as digital camera, camcorder, PSP, mobile phones etc. Since MP4 supports latest technologies such as PSP, iPods, so it has become one of the common media file formats in smart phones. MP4 is the next step for MP3 and was introduce in the year 1998. It is abbreviated as MPEG–4 Part 14, MPEG refer to Motion Picture Expert Group, which is responsible for setting the industry standards regarding digital audio and video. There are instances of MP4 file corruption which makes it unreadable.

Most common scenarios leading to the unreadable of MP4 files are mentioned below:

  • Malware Infection:  When your file gets infected by some viruses such as malware or spyware, then it will be very difficult for you to access it until and unless you fix the problem by repairing it. In case, DSLR MOV video is corrupted due to malware infection, then you can use this software to fix DSLR video file.
  • Unexpected system shut down: Your MP4 files may also get corrupted if your system shuts down abnormally/unexpectedly, when your MP4 file is still in playing mode. Abrupt system shut down can corrupt the header and file structure of MP4 file because of which MP4 file becomes unreadable.
  • Interruption during MP4 file transfer:  If any interruption occurs when MP4 files are getting transferred from one storage device to another can severely corrupt MP4 file. Sudden power surge, forcibly ejecting the drive and hard disk failure are some of the causes that are responsible for interrupting file transfer process. Moreover, you can employ this award winning software to fix choppy MP4 video file unplayable on QuickTime player with ease. For more information, visit here
  • Converting file format: If you try to convert or change from one file format to another file format can also corrupt your MP4 files. Using inappropriate method of changing file extension can damage your MP4 file severely and leads to unreadable file.

You can easily protect your MP4 files from getting corrupted by taking some precautions steps mentioned below:

  • Always check the condition of storage device before transferring or storing any MP4 files on it.
  • Avoid using inappropriate media player for opening any MP4 file.
  • Use appropriate process for changing file extension of MP4 files.
  • Avoid disturbance or any interruption during the file transfer process in order to protect your MP4 files from getting corrupted.

Even after taking all the precautions, if your MP4 files are getting corrupted and become inaccessible then in that case it is necessary for you to use proficient MP4 Repair software so that you can repair MP4 files and fix the issue. This tool can easily fix corrupted and broken MOV, MP4 video files in a few minutes. In addition, this fix MP4 tool is capable to fix MP4 audio files that have been damaged due to various logical reasons in few simple steps.

This tool has automated repair process feature which helps to scan and repair severely damaged and corrupted MOV or MP4 files automatically. Video - avc1, mp4v, mjpeg and Audio – Audio, RAW, mp4a are some of the prominent codec’s that are supported by this application. There are many camcorder brands that are supported by this software viz. Samsung, Sanyo, Canon, Kodak, Nikon, Casio, Panasonic, Fujifilm etc. If you need to repair trunceted MP4 file recorded in any of these camera brands, use this application for quick repair. To know more about repair process, visit this link:

Steps to Repair Unreadable MP4 files:

Step1: Download and Install demo version of Repair MP4 software and launch it by clicking on the desktop icon. As soon as you launch it, you will come across the main window as shown in Figure 1.

Fix Damaged MP4 Movie File - Main Window

Figure 1 : Home Screen

Step2: After this, you have to select your unreadable MP4 file from the location where it has been stored. You have to click on "Open" button in order to trace the location of your corrupted MP4 video file and load it. Immediately after this, you have to click on "Repair" button in order to execute the repair process as shown in Figure 2.

Fix Damaged MP4 Movie File - File selection screen

Figure 2 : MP4 File Selection window

Step 3: Once the button turns green, the software will start its repairing process immediately. You can see the progress of the repair process in a separate window as shown in Figure 3

Fix Damaged MP4 Movie File - Repair process screen shot

Figure 3 : Progress of Repairing Process

Step 4: Click on "Preview repaired file" option once the repair process gets completed effectively. Once you click on Preview repaired file option, you will be able to preview your repaired file as shown in Figure 4

Fix Damaged MP4 Movie File - Final screen shot

Figure 4 : Final step - Preview screen shot

NOTE: The main advantage of demo version is that you can easily preview your repaired file as soon as the repair process gets over, but the disadvantage is that you cannot save repaired file until and unless you activate the full version of this software. In the preview screen shot, you can see that "Save repaired file" option is located after Preview repaired file option but this option is disabled in demo version. Therefore, you need to buy the full version of this application in order to save your repaired file successfully.

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