How to Download and Fix Mp4plug3.dll DLL Errors

Last Updated: 11/25/2023
[Reading Time Required: 3.5 minutes]

The development of Sony AVC File Format by Sony Creative Software prompted the latest creation of mp4plug3.dll. It is also known as a Sony AVC Format file (file extension DLL), which is classified as a type of Win32 DLL (Dynamic link library) file.

mp4plug3.dll was initially released with Sound Forge Pro 13 13 on 02/28/2019 for the Windows 10 Operating System. The most recent release for Sony Movie Studio 13 13.0.189 launched on 12/12/2014 [version Version 13.0 (Build 189) release].

In this article, you will find detailed mp4plug3.dll information, a DLL file troubleshooting guide, and a list of versions that are available for free download.

File Analysis Provided by Jason Geater (Author)


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File Overview


General Information
File Name: mp4plug3.dll
File Extension: DLL file extension
Description: Sony AVC Format
Object File Type: Dynamic link library
File Operating System: Windows NT 32-bit
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Sony Creative Software Inc.
Software Program: Sony AVC File Format
Legal Copyright: Copyright 2013. Sony Creative Software Inc. All rights reserved.
File Details
Character Set: Windows, Latin1
Language Code: Unknown (04E4)
File Flags: (none)
File Flags Mask: 0x30003f
Entry Point: 0x94a5a
Code Size: 836608


What are mp4plug3.dll Error Messages?


Dynamic Link Library mp4plug3.dll Errors

mp4plug3.dll is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like mp4plug3.dll, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like MpSigStub.exe - to follow. These files were created so that multiple programs (eg. Sony Movie Studio 13) could share the same mp4plug3.dll file, saving valuable memory allocation, therefore making your computer run more efficiently.

Unfortunately, what makes DLL files so convenient and efficient, also makes them extremely vulnerable to problems. If something happens to a shared DLL file, either it goes missing or gets corrupted in some way, it can generate a "runtime" error message. Runtime is pretty self-explanatory; it means that these errors are triggered when mp4plug3.dll is attempted to be loaded either when Sony Movie Studio 13 is starting up, or in some cases already running. Some of the most common mp4plug3.dll errors include:

Your mp4plug3.dll file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Sony Movie Studio 13), or deleted by a malware infection. Furthermore, mp4plug3.dll file corruption could be caused from a power outage when loading Sony Movie Studio 13, system crash while loading mp4plug3.dll, bad sectors on your storage media (usually your primary hard drive), or quite commonly, a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.



How to Fix mp4plug3.dll Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your mp4plug3.dll issue. These troubleshooting steps are listed in the recommended order of execution.


Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. When you see the search box, type "System Restore" and press "ENTER".
  3. In the search results, find and click System Restore.
  4. Please enter the administrator password (if applicable / prompted).
  5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
  6. Restore your computer to that backup image.

If the Step 1 fails to resolve the mp4plug3.dll error, please proceed to the Step 2 below.

Step 2: If recently installed Sony Movie Studio 13 (or related software), uninstall then try reinstalling Sony Movie Studio 13 software.

You can uninstall Sony Movie Studio 13 software by following these instructions (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. In the search box, type "Uninstall" and press "ENTER".
  3. In the search results, find and click "Add or Remove Programs"
  4. Find the entry for Sony Movie Studio 13 13.0.189 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Sony Movie Studio 13 software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Sony Movie Studio 13 13.0.189

Sony Creative Software

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many mp4plug3.dll error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

  1. Hit the Windows Start button
  2. In the search box, type "Update" and press "ENTER".
  3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
  4. If updates are available for download, click "Install Updates".
  5. After the update is completed, restart your PC.

If Windows Update failed to resolve the mp4plug3.dll error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.



If Those Steps Fail: Download and Replace Your mp4plug3.dll File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate mp4plug3.dll file version. We maintain a comprehensive database of 100% malware-free mp4plug3.dll files for every applicable version of Sony Movie Studio 13. Please follow the steps below to download and properly replace you file:

  1. Locate your Windows operating system version in the list of below "Download mp4plug3.dll Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Sony Movie Studio 13 folder location:
    Windows 10: C:\Program Files (x86)\Sony\Movie Studio 13.0\FileIO Plug-Ins\mp4plug3\
    Windows 10: C:\Program Files\VEGAS\VEGAS Pro 16.0\FileIO Plug-Ins\mp4plug3\
    Windows 10: C:\Program Files\SOUND FORGE\SOUND FORGE Pro 13.0\FileIO Plug-Ins\mp4plug3\
  4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve mp4plug3.dll problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.



Download mp4plug3.dll Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying mp4plug3.dll to your appropriate Windows system directory. Sony Creative Software typically does not release Sony Movie Studio 13 DLL files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing mp4plug3.dll and all other DLL files for Sony Movie Studio 13. An incorrectly installed DLL file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10


Files Related to mp4plug3.dll


DLL Files Related to mp4plug3.dll

File Name Description Software Program (Version) File Size (bytes) File Location
extviddev.dll Sony External Video Devices Sony External Video Devices (Version 13.0 (Build 189)) 3284280 C:\Program Files\WindowsApps\Deleted\Microsoft....
sfppack1.dll Sony XFX 1 Plug-In Pack Sony XFX 1 Plug-In Pack (Version 1.1 (Build 2466)) 2732344 C:\Windows\System32\winevt\Logs\
FileSync.Resources.dll Microsoft OneDrive Microsoft OneDrive (19.222.1110.0006) 2312552 C:\Users\Tester\AppData\Local\Microsoft\Windows\
api-ms-win-crt-multiby... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 19304 C:\Users\Tester\AppData\Local\
sfmarket2.dll Sony Marketing Component Sony Marketing Component (Version 13.0 (Build 189)) 2448696 C:\Windows\System32\winevt\Logs\

Other Files Related to mp4plug3.dll

File Name Description Software Program (Version) File Size (bytes) File Location
setupapi.dev.log Log Sony Movie Studio 13 13.0.189 684126 C:\Windows\inf\
WmiApRpl.h C/C++/Objective-C Header Sony Movie Studio 13 13.0.189 3444 C:\Windows\System32\wbem\Performance\
api-ms-win-core-heap-l... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 11112 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
api-ms-win-core-memory... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 11624 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
PerfStringBackup.INI Windows Initialization Sony Movie Studio 13 13.0.189 1321920 C:\Windows\System32\


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