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Malwarebytes mb-clean tool

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ID: 1   Posted (edited)

What is mb-clean.exe?

mb-clean.exe (aka Malwarebytes Cleanup Utility) is a tool developed by Malwarebytes to assist in fully removing the following products:  

  • All versions of Malwarebytes 3.x
  • All versions of Malwarebytes Anti-Malware 2.x 
  • All versions of Malwarebytes Anti-Malware 1.x
  • All versions of Malwarebytes Anti-Exploit 1.x

Note: mb-clean.exe will eventually replace the legacy version of "mbam-clean.exe".

When to use mb-clean.exe?

  • If you are having trouble uninstalling any of the supported products mentioned above 
  • If you are having trouble upgrading to a newer version
  • If you are getting access denied or failed to delete errors during removal
  • If real-time protection is having trouble starting

What operating systems can I use mb-clean.exe on?

  • Windows 10 (32/64-bit) 
  • Windows 8.1 (32/64-bit) 
  • Windows 8 (32/64-bit) 
  • Windows 7 (32/64-bit) 
  • Windows Vista (Service Pack 1 or later, 32/64-bit)
  • Windows XP (Service Pack 3 or later, 32-bit only)
Edited by respinoza

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ID: 2   Posted (edited)

What do I need to know before running mb-clean.exe?

  • Warning: It does not backup the license activation key. Please make sure to backup or obtain the license activation information before running the tool in order to restore paid versions.
  • Warning: We also recommend deactivating the product before running the tool. Refer to the links under "Helpful Resources" for detailed instructions.
  • It does not clean Malwarebytes Anti-Malware for Mac or Malwarebytes Anti-Malware Mobile
  • It does not reinstall or repair a product; this can to be done manually after cleanup

What are the steps to use mb-clean.exe?

  1. Download the latest version:
  2. Close all open applications 
  3. If applicable, backup your license key and deactivate the product
  4. Double-click mb-clean.exe to run it
  5. A prompt to confirm the cleanup will appear, select “Yes” or “No”
    • Yes - will proceed with the cleanup process
    • No - will exit the utility
  6. Utility will launch a Command Prompt window which will disappear once the the cleanup process completes. 
  7. Once completed, a log file ("mb-cleanresult.txt") will be on your desktop and you'll be prompted to reboot
    • We recommend an immediate reboot
    • Suppressing the reboot may result in an incomplete cleanup
  8. Upon reboot, your machine will be free of the supported products mentioned above and ready for re-installation of Malwarebytes

Helpful resources

If you have any additional questions or need assistance please contact support.

Edited by respinoza

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