Trend Micro Trend Micro Internet Security DLL SEShellExt.dll

Troubleshoot SEShellExt.dll Issues (Free Download)

Last Updated: 12/01/2023
[Time Required for Reading: 3.5 minutes]

SEShellExt.dll, also known as a Trend Micro Secure Erase Shell Extension 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.

The first version of SEShellExt.dll for Trend Micro Maximum Security 16 was seen on 09/10/2019 in Windows 10. On 09/10/2019, version 16.0.0.1146 was released for Trend Micro Internet Security 16.

In this short article, you will discover detailed file information, steps for troubleshooting DLL file problems with SEShellExt.dll, and list of free downloads for every version that exists in our comprehensive file directory.

File Analysis Provided by Jason Geater (Author)

File Overview

General Information ^✻
File Name:	SEShellExt.dll
File Extension:	DLL file extension
Description:	Trend Micro Secure Erase Shell Extension 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:	English (U.S.)
File Flags:	Private build, Special build
File Flags Mask:	0x003f
Entry Point:	0x21470
Code Size:	230912

View Other SEShellExt.dll Information

File Info	Description
File Size:	390 kB
File Modification Date/Time:	2019:11:21 15:52:49+00:00
File Type:	Win64 DLL
MIME Type:	application/octet-stream
Machine Type:	AMD AMD64
Time Stamp:	2019:07:29 12:17:30+00:00
PE Type:	PE32+
Linker Version:	14.0
Code Size:	230912
Initialized Data Size:	153600
Uninitialized Data Size:	0
Entry Point:	0x21470
OS Version:	6.0
Image Version:	0.0
Subsystem Version:	6.0
Subsystem:	Windows GUI
File Version Number:	16.0.0.1146
Product Version Number:	16.0.0.1146
File Flags Mask:	0x003f
File Flags:	Private build, Special build
File OS:	Win32
Object File Type:	Dynamic link library
File Subtype:	0
Language Code:	English (U.S.)
Character Set:	Windows, Latin1
Company Name:	Trend Micro Inc.
File Description:	Trend Micro Secure Erase Shell Extension DLL
File Version:	16.0.0.1146
Internal Name:	SEShellExt.dll
Legal Copyright:	Copyright (C) 2019 Trend Micro Incorporated. All rights reserved.
Product Name:	Trend Micro Titanium
Product Version:	16.0
Legal Trademarks:	Copyright (C) Trend Micro Inc.
Private Build:	Build 1146 - 7/29/2019

^✻ Portions of file data provided by Exiftool (Phil Harvey) distributed under the Perl Artistic License.

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What are SEShellExt.dll Error Messages?

Dynamic Link Library SEShellExt.dll Errors

SEShellExt.dll is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like SEShellExt.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. Trend Micro Internet Security) could share the same SEShellExt.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 SEShellExt.dll is attempted to be loaded either when Trend Micro Internet Security is starting up, or in some cases already running. Some of the most common SEShellExt.dll errors include:

Access Violation at address - SEShellExt.dll.
SEShellExt.dll could not be found.
Cannot find C:\Program Files\Trend Micro\Titanium\plugin\SEShellExt.dll.
Cannot register SEShellExt.dll.
Cannot start Trend Micro Internet Security. A required component is missing: SEShellExt.dll. Please install Trend Micro Internet Security again.
Failed to load SEShellExt.dll.
The application has failed to start because SEShellExt.dll was not found.
The file SEShellExt.dll is missing or corrupt.
This application failed to start because SEShellExt.dll was not found. Re-installing the application may fix this problem.

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

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

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

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

You can uninstall Trend Micro Internet Security software by following these instructions (Windows XP, Vista, 7, 8, and 10):

Hit the Windows Start button
In the search box, type "Uninstall" and press "ENTER".
In the search results, find and click "Add or Remove Programs"
Find the entry for Trend Micro Internet Security 16 and click "Uninstall"
Follow the prompts for uninstallation.

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

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

Trend Micro Internet 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 SEShellExt.dll error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

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

If Windows Update failed to resolve the SEShellExt.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 SEShellExt.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 SEShellExt.dll file version. We maintain a comprehensive database of 100% malware-free SEShellExt.dll files for every applicable version of Trend Micro Internet Security. Please follow the steps below to download and properly replace you file:

Locate your Windows operating system version in the list of below "Download SEShellExt.dll Files".
Click the appropriate "Download Now" button and download your Windows file version.
Copy this file to the appropriate Trend Micro Internet Security folder location:

Windows 10: C:\Program Files\Trend Micro\Titanium\plugin\
Windows 10: C:\Program Files\Trend Micro\Titanium\plugin\
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 SEShellExt.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 SEShellExt.dll Files (Malware-Tested 100% Clean)

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

Trend Micro Internet Security 16

File Name

Software Version

File Version

Architecture

SEShellExt.dll

16.0.0.1146

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	Trend Micro Titanium
Software Version:	16.0.0.1146
File Version:	16.0.0.1146
File Size:	398920
File Date:	11/21/2019
MD5 Checksum:	06eeffcf4429a554b75938482ccd9396
SHA1 Checksum:	89a7d02c835805a58c5e24001dc0b94234a5573e
SHA256 Checksum:	7c58b9369ecf4d6fe8ca8327f1293b39db5bcab9c7bc1ba89bf248aa0fc401b5
CRC32:
File Directory Location:	C:\Program Files\Trend Micro\Titanium\plugin\

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	0.0
Initialized Data Size:	153600
Linker Version:	14.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows GUI
Subsystem Version:	6.0
File Modification Date/Time:	11/21/2019

Trend Micro Maximum Security 16

File Name

Software Version

File Version

Architecture

SEShellExt.dll

16.0.0.1146

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	Trend Micro Titanium
Software Version:	16.0.0.1146
File Version:	16.0.0.1146
File Size:	398920
File Date:	11/21/2019
MD5 Checksum:	06eeffcf4429a554b75938482ccd9396
SHA1 Checksum:	89a7d02c835805a58c5e24001dc0b94234a5573e
SHA256 Checksum:	7c58b9369ecf4d6fe8ca8327f1293b39db5bcab9c7bc1ba89bf248aa0fc401b5
CRC32:
File Directory Location:	C:\Program Files\Trend Micro\Titanium\plugin\

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	0.0
Initialized Data Size:	153600
Linker Version:	14.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows GUI
Subsystem Version:	6.0
File Modification Date/Time:	11/21/2019

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Files Related to SEShellExt.dll

DLL Files Related to SEShellExt.dll

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
TmOsprey32.dll	Trend Micro Module	Trend Micro HawkEye 2.0 (2.0)	223744	C:\Program Files\WindowsApps\Microsoft.ZuneVide...
utilJsonHandle.dll	Trend Micro Client Utility	AMSP (6.5)	131544	C:\Program Files\WindowsApps\Microsoft.ZuneVide...
api-ms-win-core-synch-...	ApiSet Stub DLL	Microsoft® Windows® Operating System (10.0.17134.12)	18552	C:\Windows\System32\LogFiles\WMI\RtBackup\
UpdateRingSettings.dll	Update Ring Settings	Microsoft OneDrive (19.174.0902.0013)	241272	C:\Users\Tester\AppData\Local\
TmopphDns.dll	Trend Micro DNS Protocol Handler Module	Trend Micro Osprey (5.0)	897168	C:\Users\Tester\AppData\Local\Microsoft\OneDrive\

Other Files Related to SEShellExt.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\
setupact.log	Log	Trend Micro Antivirus Plus Security 16	14252	C:\Windows\System32\Sysprep\Panther\
SA.DAT	Game Data	Trend Micro Antivirus Plus Security 16	6	C:\WINDOWS\Tasks\
WmiApRpl.h	C/C++/Objective-C Header	Trend Micro Maximum Security 16	3444	C:\Windows\System32\wbem\Performance\
api-ms-win-core-profil...	ApiSet Stub DLL	Microsoft® Windows® Operating System (10.0.14393.33)	18112	C:\Program Files\Trend Micro\AMSP\

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