Malwarebytes Malwarebytes DLL MwacLib.dll

MwacLib.dll DLL Errors: Download and Troubleshoot

Last Updated: 12/07/2023
[Average Read Time: 4.5 minutes]

The development of Malwarebytes Web Protection by Malwarebytes prompted the latest creation of MwacLib.dll. It is also known as a Malwarebytes Web Protection file (file extension DLL), which is classified as a type of Win64 DLL (Unknown) file.

The first version of MwacLib.dll for Malwarebytes 3.8.3.2965 was seen on 08/02/2019 in Windows 10. This is not only most recent release from Malwarebytes, but it's the only version known in existence.

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

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File Overview


General Information ✻
File Name: MwacLib.dll
File Extension: DLL file extension
Description: Malwarebytes Web Protection
Object File Type: Unknown
File Operating System: Unknown (0)
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Malwarebytes
Software Program: Malwarebytes Web Protection
Legal Copyright: (C) Malwarebytes. All rights reserved.
File Details
Character Set: Unicode
Language Code: English (U.S.)
File Flags: (none)
File Flags Mask: 0x0000
Entry Point: 0x501b4
Code Size: 1589248
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What are MwacLib.dll Error Messages?


Dynamic Link Library MwacLib.dll Errors

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

Your MwacLib.dll file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Malwarebytes), or deleted by a malware infection. Furthermore, MwacLib.dll file corruption could be caused from a power outage when loading Malwarebytes, system crash while loading MwacLib.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 MwacLib.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 MwacLib.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 MwacLib.dll error, please proceed to the Step 2 below.

Step 2: If recently installed Malwarebytes (or related software), uninstall then try reinstalling Malwarebytes software.

You can uninstall Malwarebytes 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 Malwarebytes 3.8.3.2965 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Malwarebytes software.

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

Malwarebytes 3.8.3.2965

Malwarebytes

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 MwacLib.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 MwacLib.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 MwacLib.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 MwacLib.dll file version. We maintain a comprehensive database of 100% malware-free MwacLib.dll files for every applicable version of Malwarebytes. 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 MwacLib.dll Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Malwarebytes folder location:
    Windows 10: C:\Program Files\Malwarebytes\Anti-Malware\
  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 MwacLib.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 MwacLib.dll Files (Malware-Tested 100% Clean)


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


DLL Files Related to MwacLib.dll

File Name Description Software Program (Version) File Size (bytes) File Location
api-ms-win-core-timezo... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 18552 C:\Windows\System32\LogFiles\WMI\RtBackup\
qtquickextrasflatplugi... C++ Application Development Framework Qt5 (5.11.1.0) 832120 C:\Users\Tester\AppData\Local\
api-ms-win-core-dateti... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 18040 C:\Windows\System32\Sysprep\Panther\
api-ms-win-core-string... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17763.132) 19584 C:\Windows\Panther\UnattendGC\
MBAMCore.dll Classification Engine Implementation Malwarebytes (3.0.0.767) 5175656 C:\Program Files (x86)\SpywareBlaster\

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setupact.log Log Malwarebytes 3.8.3.2965 60976 C:\Windows\Panther\UnattendGC\
setupact.log Log AdwCleaner 7.4.1 23097 C:\Windows\System32\Sysprep\Panther\
volsnap.PNF Precompiled INF Junkware Removal Tool 8.1.4 5164 C:\Windows\inf\


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