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Learn How To Repair FLV File - Step By Step Guide

This article explain the method how to recover corrupted FLV file and also provide step by step solution to restore FLV files.

What is FLV file?

FLV stand for Flash Live Video. This video file format is widely used to deliver the video over the Internet Online. Using Adobe Flash Player, it allows to play the video on the Web Browser. The FLV file format also support different video resolution sizes from low to high definition resolution. Even you can watch the videos online and also allow you to download it in the same format.

Categories of FLV File

The FLV file types :

  • FLV: In this, audio and video data are encoded in the same pattern as they are within SWF files.
  • F4V: This format is based on the ISO base media file format and it started with Flash Player 9 update 3.

FLV File Issues

  • Corrupt Hard Disk: HDD gets corrupted or become inaccessible due to the bad sector.
  • Virus or Bugs infection: Malware or virus infection also lead to corrupt FLV file.
  • File Transfer Error: Sudden power failure, plugging out the device or external device before the complete file transfer process damage FLV file.
  • Removal of Memory card in use.
  • Corrupt System file.
  • Video file may get corrupted if the media players get terminated while the file is is being played.

Solution To Repair FLV File

Method 1: Fix sound problem in FLV file.

Lots of people watch or download the video from the website, such as Youtube. But sometimes users face problem regarding the sound. Here we are going to show the steps of how to solve the sound problem.

  • Flash store each video file in a temporary folder. Download of corrupt FLV file can cause the sound issue.
    Delete the following folders on Windows XP:
    C:\DocumentsAndSettings\%UserName%\ApplicationData\Adobe\FlashPlayer
    C:\DocumentsAndSettings\%UserName%\ApplicationData\Macromedia\FlashPlayer
    Delete the following folders on Vista/7/8:
    C:\Users\%UserName%\AppData\Roaming\Adobe\FlashPlayer
    C:\Users\%UserName%\AppData\Roaming\Macromedia\Flash Player
  • Clear temporary Internet files to fix FLV files
    Internet Explorer: Tools > Internet-Options
    Firefox: History > Clear-Private-Data
    Chrome: Setting > Clear-Browser-Data
    Opera: Tools > Delete-Private-Data
  • Clear your Temporary files.
    Press Win+R and type %temp% > press Enter. After that, clear all the temporary files.
  • Download and Install the updated version of Flash Player Plug-in. If you are having trouble in upgrading the Flash player plugin, then uninstall the current flash player installed in the system. And reinstall the latest version Flash Player plugin in the system
  • Download the Codex Tweak Tool and Run it to repair FLV file. Click on the Fix Button. Activate the option called Fix broken sound and press Next Button. If that option is grayed out, it means that the particular fix is not required, and FLV file is corrupted due to some other reason . This can be fixed by restoring a missing wavemapper registry key.
  • Check the system sound device setting to recover FLV files:
    Start > Setting > Control Panel > Sound and Audio Devices > Audio
  • Check the file msacm32.drv is present or not in the C:\Windows\system32 folder. If it’s not present, copy it from another system and place the file into C:\Windows\system32 folder. In case, windows 64-bit version is used , then the file is present in the C:\Windows\SysWOW64.
  • To scan for missing and damaged system files in the Windows,use command:
    Start > Run > sfc.exe /scannow.
  • If system is having sound issue with other media applications, then re-install the audio driver. That will repair FLV file as well.
  • If the system has Quick Time installed, then go to the Quick Time Control Panel. On the other hand, set Default Music Synthesizer to General MIDI in the Audio Tab. Disable Enable Playback of Adobe Flash Tracks on the Advanced Tab, select MIME setting on the browser tab. Make sure Flash Media is unchecked under Miscellaneous.

Method 2: fix corrupt Flash live video file.

Here is the solution to fix the Flash Video problem or corrupt FLV file.

  • Deactivate the hardware acceleration. Right click on the Flash Video to enable or disable the hardware acceleration.
  • Update the system Graphics Driver to repair FLV file.
  • Update the codecs to fix the problem.

Note : Go to the Adobe Flash Player Setting Manager Official website for more details to repair corrupt FLV file.

Conclusion

The main motive of this article to provide users with solutions to repair FLV file. Also learn about FLV file and causes of corruption. If all these solutions fail to recover FLV files than use a third party tool to restore video file.