Trend Micro Trend Micro Maximum Security DLL TmvExt.dll

How to Download and Repair TmvExt.dll (3 Step Guide)

Last Updated: 11/27/2023
[Time Needed for Reading: ~4-6 minutes]

TmvExt.dll, also known as a Trend Micro Vault Extersion DLL file, was created by Trend Micro for the development of Trend Micro Titanium. DLL files fall under under the Win64 DLL (Dynamic link library) file type category.

TmvExt.dll was initially released with Trend Micro Maximum Security 16 on 09/10/2019 for the Windows 10 Operating System. This file version is latest update offered from Trend Micro, according to our records.

Please see below for more detailed information, DLL file troubleshooting instructions, and free downloads of different versions of TmvExt.dll.

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File Overview


General Information ✻
File Name: TmvExt.dll
File Extension: DLL file extension
Description: Trend Micro Vault Extersion DLL
Object File Type: Dynamic link library
File Operating System: Win32
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Trend Micro Inc.
Software Program: Trend Micro Titanium
Legal Copyright: Copyright (C) 2019 Trend Micro Incorporated. All rights reserved.
File Details
Character Set: Windows, Latin1
Language Code: Unknown (0009)
File Flags: (none)
File Flags Mask: 0x003f
Entry Point: 0x10668c
Code Size: 1197056
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What are TmvExt.dll Error Messages?


Dynamic Link Library TmvExt.dll Errors

TmvExt.dll is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like TmvExt.dll, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like OneDriveSetup.exe - to follow. These files were created so that multiple programs (eg. Trend Micro Maximum Security) could share the same TmvExt.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 TmvExt.dll is attempted to be loaded either when Trend Micro Maximum Security is starting up, or in some cases already running. Some of the most common TmvExt.dll errors include:

Your TmvExt.dll file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Trend Micro Maximum Security), or deleted by a malware infection. Furthermore, TmvExt.dll file corruption could be caused from a power outage when loading Trend Micro Maximum Security, system crash while loading TmvExt.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.

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How to Fix TmvExt.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 TmvExt.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 TmvExt.dll error, please proceed to the Step 2 below.

Step 2: If recently installed Trend Micro Maximum Security (or related software), uninstall then try reinstalling Trend Micro Maximum Security software.

You can uninstall Trend Micro Maximum Security 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 Trend Micro Maximum Security 16 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Trend Micro Maximum Security software.

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

Trend Micro Maximum Security 16

Trend Micro

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 TmvExt.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 TmvExt.dll error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

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If Those Steps Fail: Download and Replace Your TmvExt.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 TmvExt.dll file version. We maintain a comprehensive database of 100% malware-free TmvExt.dll files for every applicable version of Trend Micro Maximum Security. 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 TmvExt.dll Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Trend Micro Maximum Security folder location:
    Windows 10: C:\Program Files\Trend Micro\Titanium\plugin\
  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 TmvExt.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.

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


CAUTION : We strongly advise against downloading and copying TmvExt.dll to your appropriate Windows system directory. Trend Micro typically does not release Trend Micro Maximum Security 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 TmvExt.dll and all other DLL files for Trend Micro Maximum Security. 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
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Files Related to TmvExt.dll


DLL Files Related to TmvExt.dll

File Name Description Software Program (Version) File Size (bytes) File Location
plugEventHub.dll Trend Micro Client Common Plug-in AMSP (6.5) 921488 C:\Program Files\WindowsApps\Microsoft.GetHelp_...
paCoreProductAdaptor.dll Trend Micro Client Framework AMSP (6.5) 1303896 C:\Users\Tester\AppData\Local\Microsoft\OneDrive\
plugUtilSysInfo.dll Trend Micro Anti-Malware Solution Platform AMSP (6.5) 771936 C:\Users\Tester\AppData\Local\Microsoft\OneDrive\
api-ms-win-crt-utility... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 18552 C:\Users\Tester\AppData\Local\
api-ms-win-core-file-l... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.14393.33) 18624 C:\Windows\System32\LogFiles\WMI\RtBackup\

Other Files Related to TmvExt.dll

File Name Description Software Program (Version) File Size (bytes) File Location
CBS.log Log Trend Micro Maximum Security 16 891637 C:\Windows\Logs\CBS\
CBS.log Log Trend Micro Internet Security 16 987435 C:\Windows\Logs\CBS\
setuperr.log Log Trend Micro Internet Security 16 8363 C:\Windows\Logs\DPX\
setupact.log Log Trend Micro Maximum Security 16 62521 C:\Windows\Panther\UnattendGC\
setupact.log Log Trend Micro Internet Security 16 191147 C:\Windows\Logs\DPX\


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