MP4 also known as MPEG-4 Part 14 is a multimedia file format that has revolutionized the world of media and entertainment. All the recent technology such as iTunes, iPods, PSP etc., is well-suited with all MP4 file formats. MP4 files have quality of bit rate which makes music as well as video more clear and sharp. MP4 files can be played on Apple Quick Time Player and other supported media players that are compatible with Mac OS as well as on Windows operating system. MP4 files are quite large depending on the compression codec used for it. These larger MP4 files are probable to get corrupted easily as they cover larger section of the physical media. However, you can easily repair MP4 files from any circumstances using a professional MP4 repair utility.
Common MP4 file corruption scenarios are as mentioned below:
To prevent these scenarios, you should maintain a proper backup of your favorite MP4 files because, after data loss you can easily restore the data from the backup file. If you have not maintained backup then you can use recovery software to recover lost or deleted files. To avoid permanent data loss, do not save any new files over corrupted hard drive from where you have deleted or lost the files as saving or copying any new files over the same drive may overwrite the data which lead to permanent file loss.
MP4 Repair utility is an efficient tool which, can repair corrupted MP4 files and fix the problem. This application can easily fix corrupted and broken MOV, MP4 video files in a few minutes. In addition, this fix MP4 tool is capable to repair damaged MP4 audio files as well as fix MP4 index file in few simple steps. This software automates repair process feature which helps to scan and repair severely damaged files automatically. Video - avc1, mp4v, mjpeg and Audio – Audio, RAW, mp4a are some of the well-known codecs that are supported by this software. There are many camcorder brands that are supported by this tool such as Samsung, Sanyo, Canon, Kodak, Nikon, Casio, Panasonic, Fujifilm etc. You can download the demo version of this application and evaluate the recovery results. It uses unique technique to fix corrupted MOV files on Mac OS X 10.5.8 & later operating system such as Leopard (64 bit), Snow Leopard 10.6 (64 bit) and Lion 10.7 (64 bit).
Follow the steps given below to repair MP4 file Windows:
Step1: Download and Install demo version of Repair MP4 software on your Windows based computer 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.
Figure 1 : Home Screen
Step2: After this, you have to select your corrupted 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 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
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
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
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.