Repairing an MP4 file - how to do it

It is quite possible that MP4 files get broken and therefore cannot be played properly anymore. However, with some tools you can rescue the file and then play it again without any errors. However, these tools are not a universal solution and do not always promise success.

Repairing MP4 files - with this tool it works

The most promising tool is probably "Digital Video Repair". The software specializes in restoring corrupt MP4 files and making them playable.

1. Since the tool is free, you can safely download it from this website and install it on your computer.
2. Once you have installed the software, launch the program and click on "Input File".
3. Now you need to search for the damaged file on your computer and select it.
4. After that, click on "Repair" and wait for a few minutes until the process is completed.

Perform MP4 file repair with VLC

1. Start VLC Player and click "Media" and "Convert or Save".
2. Now select "Add input files or streams" and press "Convert or Save".
3. Im neuen Fenster legen Sie nun einen Dateinamen für die Zieldatei an und wählen im Folgenden den Eingabe-Codec aus.
4. Nun drücken Sie auf „Ausgewähltes Profil editieren“, um bestimmte Profileinstellungen zu editieren.
5. Abschließend klicken Sie noch auf „Start“.
6. Unter Umständen werden die verknüpften MP4 Dateien nun wieder fehlerfrei abgespielt.