What is mfemms.exe?

The genuine mfemms.exe file is a software component of McAfee Anti-virus by McAfee.
McAfee Anti-virus is a security program that protects computers from viruses, trojans, malware, adware, rootkits, and other malicious programs. Mfemms.exe runs the McAfee Management Service, a shared process that is evoked and used by several McAfee products. This is not a critical Windows component and should be removed if known to cause problems.

McAfee Anti-virus was first released in 1987 by John McAfee. The latest version of the program features an anti-virus scanner that performs system wide scans on demand, on access, and during system boot. The program also features a firewall, email security, a PUA (potentially unwanted applications) shield, anti-phishing and anti-ransomware technology, cloud protection technology, machine learning algorithms, parental protection, and more. McAfee Anti-virus is available for the Microsoft Windows platform.

McAfee, Inc. is an American company that develops solutions in computer software security. It is the world's largest company that is dedicated entirely to the development and distribution of security software. The company was founded in 1987 by John McAfee as McAfee Associates. Intel acquired McAfee on February 28, 2011 for $7.68 billion. In 2017, Intel turned the company into a standalone enterprise but continues to own a 49% stake. McAfee is currently headquartered in Santa Clara, California, USA.

MfeMmS stands for McAfee Management Service

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the mfemms.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for mfemms.exe related errors

Mfemms.exe file information

Windows Task Manager with mfemms
Mfemms.exe process in Windows Task Manager

The process known as McAfee Management Service or McAfee Service Controller belongs to software SYSCORE or McAfee by McAfee (

Description: Mfemms.exe is not essential for Windows and will often cause problems. The mfemms.exe file is located in a subfolder of "C:\Program Files\Common Files" (mostly C:\Program Files\Common Files\McAfee\SystemCore\). Known file sizes on Windows 10/8/7/XP are 382,456 bytes (42% of all occurrences), 373,704 bytes and 16 more variants. 
It is a service, and the service name is mfemms. The service manages McAfee Services.
It is a Verisign signed file. The program has no visible window. Mfemms.exe is not a Windows system file. The file has a digital signature. Therefore the technical security rating is 13% dangerous, but you should also take into account the user reviews.

Uninstalling this variant: If problems with mfemms.exe come up, you can search for help on the company's website or completely remove McAfee, Inc. (Control Panel ⇒ Uninstall a Program).

Recommended: Identify mfemms.exe related errors

Important: Some malware camouflages itself as mfemms.exe. Therefore, you should check the mfemms.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

It never allows u to delete the file, even when you try to use any of the unlockers or anything. it is impossible to get rid of this file.
  Damen John Norman  

Summary: Average user rating of mfemms.exe: based on 2 votes with 1 user comment. 2 users think mfemms.exe is dangerous and recommend removing it.

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Best practices for resolving mfemms issues

A clean and tidy computer is the key requirement for avoiding problems with mfemms. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the mfemms.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

mfemms.exe [all]