Trend Micro Trend Micro Antivirus Plus Security OLD libcurl.dll.old

How to Download and Fix Libcurl.dll.old Errors

Last Updated: 12/03/2023
[Time to Read: ~3-5 minutes]

libcurl Shared Library files, such as libcurl.dll.old, are considered a type of Win64 DLL (Dynamic link library) file. They are associated with the OLD file extension, developed by Trend Micro for The curl library.

The first version of libcurl.dll.old for Trend Micro Maximum Security 16 was seen on 09/10/2019 in Windows 10. The latest file update released for Trend Micro Antivirus Plus Security 16 was on 09/10/2019 [file version 7.64.0].

Continue reading below to discover detailed file information, OLD file troubleshooting, and free downloads of several versions of libcurl.dll.old.

File Analysis Provided by Jason Geater (Author)

File Overview

General Information ^✻
File Name:	libcurl.dll.old
File Extension:	OLD file extension
Description:	libcurl Shared Library
Object File Type:	Dynamic link library
File Operating System:	Win32
MIME Type:	application/octet-stream
User Popularity Rating:

Developer and Software Information
Software Developer:	The curl library, https://curl.haxx.se/
Software Program:	The curl library
Legal Copyright:	© 1996 - 2018 Daniel Stenberg, <daniel@haxx.se>.

File Details
Character Set:	Unicode
Language Code:	English (U.S.)
File Flags:	Debug
File Flags Mask:	0x003f
Entry Point:	0x50100
Code Size:	435200

View Other libcurl.dll.old Information

File Info	Description
File Size:	599 kB
File Modification Date/Time:	2019:11:25 13:14:18+00:00
File Type:	Win64 DLL
MIME Type:	application/octet-stream
Machine Type:	AMD AMD64
Time Stamp:	2019:03:07 09:39:12+00:00
PE Type:	PE32+
Linker Version:	14.0
Code Size:	435200
Initialized Data Size:	167424
Uninitialized Data Size:	0
Entry Point:	0x50100
OS Version:	6.0
Image Version:	0.0
Subsystem Version:	6.0
Subsystem:	Windows GUI
File Version Number:	7.64.0.0
Product Version Number:	7.64.0.0
File Flags Mask:	0x003f
File Flags:	Debug
File OS:	Win32
Object File Type:	Dynamic link library
File Subtype:	0
Language Code:	English (U.S.)
Character Set:	Unicode
Company Name:	The curl library, https://curl.haxx.se/
File Description:	libcurl Shared Library
File Version:	7.64.0
Internal Name:	libcurl
Legal Copyright:	© 1996 - 2018 Daniel Stenberg, <daniel@haxx.se>.
Product Name:	The curl library
Product Version:	7.64.0

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

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What are libcurl.dll.old Error Messages?

General libcurl.dll.old Runtime Errors

libcurl.dll.old file errors often occur during the startup phase of Trend Micro Antivirus Plus Security, but can also occur while the program is running. These types OLD errors are also known as “runtime errors” because they occur while Trend Micro Antivirus Plus Security is running. Here are some of the most common libcurl.dll.old runtime errors:

libcurl.dll.old could not be found.
libcurl.dll.old error.
libcurl.dll.old failed to load.
Error loading libcurl.dll.old.
Failed to register libcurl.dll.old / Cannot register libcurl.dll.old.
Runtime Error - libcurl.dll.old.
The file libcurl.dll.old is missing or corrupt.

Microsoft Visual C++ Runtime Library

Runtime Error!

Program: C:\Program Files\Trend Micro\AMSP\resource\engine\c2t1073742080l1p5889r1o1\2.83.1013\libcurl.dll.old

This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information.

Most OLD errors are due to missing or corrupt files. Your libcurl.dll.old file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Trend Micro Antivirus Plus Security), or deleted by a malware infection. Furthermore, libcurl.dll.old file corruption could be caused from a power outage when loading Trend Micro Antivirus Plus Security, system crash while loading or saving libcurl.dll.old, bad sectors on your storage media (usually your primary hard drive), or 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 libcurl.dll.old 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 libcurl.dll.old 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 libcurl.dll.old error, please proceed to the Step 2 below.

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

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

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

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

Trend Micro Antivirus Plus 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 libcurl.dll.old 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 libcurl.dll.old 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 libcurl.dll.old 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 libcurl.dll.old file version. We maintain a comprehensive database of 100% malware-free libcurl.dll.old files for every applicable version of Trend Micro Antivirus Plus 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 libcurl.dll.old Files".
Click the appropriate "Download Now" button and download your Windows file version.
Copy this file to the appropriate Trend Micro Antivirus Plus Security folder location:

Windows 10: C:\Program Files\Trend Micro\AMSP\resource\engine\c2t1073742080l1p5889r1o1\2.83.1013\
Windows 10: C:\Program Files\Trend Micro\AMSP\resource\engine\c2t1073742080l1p5889r1o1\2.83.1013\
Windows 10: C:\Program Files\Trend Micro\AMSP\resource\engine\c2t1073742080l1p5889r1o1\2.83.1013\
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 libcurl.dll.old 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 libcurl.dll.old Files (Malware-Tested 100% Clean)

CAUTION : We strongly advise against downloading and copying libcurl.dll.old to your appropriate Windows system directory. Trend Micro typically does not release Trend Micro Antivirus Plus Security OLD 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 libcurl.dll.old and all other OLD files for Trend Micro Antivirus Plus Security. An incorrectly installed OLD file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Trend Micro Antivirus Plus Security 16

File Name

Software Version

File Version

Architecture

libcurl.dll.old

7.64.0.0

7.64.0

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	The curl library
Software Version:	7.64.0.0
File Version:	7.64.0
File Size:	613792
File Date:	11/25/2019
MD5 Checksum:	29fb80dc75b605d07d9d965760766b3a
SHA1 Checksum:	03d703fd45240a98d00d8fd54c0a7d65546fe919
SHA256 Checksum:	a6ad2f63683d13a7137fd19a831fd266331b7ed243ea0f484e18d6e58f219b1d
CRC32:
File Directory Location:	C:\Program Files\Trend Micro\AMSP\resource\eng ...

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	0.0
Initialized Data Size:	167424
Linker Version:	14.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows GUI
Subsystem Version:	6.0
File Modification Date/Time:	11/25/2019

Trend Micro Internet Security 16

File Name

Software Version

File Version

Architecture

libcurl.dll.old

7.64.0.0

7.64.0

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	The curl library
Software Version:	7.64.0.0
File Version:	7.64.0
File Size:	613792
File Date:	11/25/2019
MD5 Checksum:	29fb80dc75b605d07d9d965760766b3a
SHA1 Checksum:	03d703fd45240a98d00d8fd54c0a7d65546fe919
SHA256 Checksum:	a6ad2f63683d13a7137fd19a831fd266331b7ed243ea0f484e18d6e58f219b1d
CRC32:
File Directory Location:	C:\Program Files\Trend Micro\AMSP\resource\eng ...

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	0.0
Initialized Data Size:	167424
Linker Version:	14.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows GUI
Subsystem Version:	6.0
File Modification Date/Time:	11/25/2019

Trend Micro Maximum Security 16

File Name

Software Version

File Version

Architecture

libcurl.dll.old

7.64.0.0

7.64.0

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	The curl library
Software Version:	7.64.0.0
File Version:	7.64.0
File Size:	613792
File Date:	11/25/2019
MD5 Checksum:	29fb80dc75b605d07d9d965760766b3a
SHA1 Checksum:	03d703fd45240a98d00d8fd54c0a7d65546fe919
SHA256 Checksum:	a6ad2f63683d13a7137fd19a831fd266331b7ed243ea0f484e18d6e58f219b1d
CRC32:
File Directory Location:	C:\Program Files\Trend Micro\AMSP\resource\eng ...

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	0.0
Initialized Data Size:	167424
Linker Version:	14.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows GUI
Subsystem Version:	6.0
File Modification Date/Time:	11/25/2019

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Files Related to libcurl.dll.old

OLD Files Related to libcurl.dll.old

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
Spyware_tw.txt.old	Backup Archive	Trend Micro Antivirus Plus Security 16	188	C:\Users\Tester\AppData\Local\Microsoft\OneDrive\
libcurl.dll.old	libcurl Shared Library	The curl library (7.64.0)	613792	C:\Program Files\WindowsApps\Microsoft.ZuneVide...
Spyware_sv.txt.old	Backup Archive	Trend Micro Antivirus Plus Security 16	272	C:\Program Files\WindowsApps\Microsoft.GetHelp_...
curl-ca-bundle.crt.old	Backup Archive	Trend Micro Antivirus Plus Security 16	255233	C:\Program Files\WindowsApps\Deleted\Microsoft....
UrlFErr_a.htm.old	Backup Archive	Trend Micro Antivirus Plus Security 16	1112	C:\Users\Tester\AppData\Local\Microsoft\OneDrive\

Other Files Related to libcurl.dll.old

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
CBS.log	Log	Trend Micro Maximum Security 16	891637	C:\Windows\Logs\CBS\
setuperr.log	Log	Trend Micro Antivirus Plus Security 16	23561	C:\Windows\Logs\DPX\
setupact.log	Log	Trend Micro Maximum Security 16	28587	C:\Windows\System32\Sysprep\Panther\
WmiApRpl.ini	Windows Initialization	Trend Micro Antivirus Plus Security 16	29736	C:\Windows\inf\WmiApRpl\0009\
api-ms-win-core-sysinf...	ApiSet Stub DLL	Microsoft® Windows® Operating System (10.0.17134.12)	19064	C:\Users\Tester\AppData\Local\Microsoft\OneDriv...

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