How to remove MpFirewall error

The free file information forum can help you find out if MpFirewall.sys is a virus, trojan, spyware, adware which you can remove, or a file belonging to a Windows system or an application you can trust.

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MpFirewall.sys file information

The process McAfee Personal Firewall Plus or McAfee Personal Firewall Driver belongs to the software McAfee Personal Firewall Plus or MPFIREWL or McAfee.com Personal Firewall Plus by McAfee Security (www.mcafee.com).

Description: MpFirewall.sys is located in the folder C:\Windows\System32\drivers. Known file sizes on Windows XP are 80640 bytes (57% of all occurrence), 67584 bytes, 83325 bytes, 83181 bytes, 55936 bytes, 55168 bytes, 72461 bytes.
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. There is no detailed description of this service. It is not a Windows core file. MpFirewall.sys seems to be a compressed file. Therefore the technical security rating is 37% dangerous, however also read the users reviews.

Recommended: Identify MpFirewall.sys related errors

Important: Some malware camouflage themselves as MpFirewall.sys, particularly if they are located in c:\windows or c:\windows\system32 folder. Thus check the MpFirewall.sys process on your pc whether it is pest. We recommend Security Task Manager for verifying your computer's security. It is one of the Top Download Picks of 2005 of The Washington Post and PC World.

Score

User Comments

Caused BSOD while doing Microsoft Update on brand new dell laptop.
Chris Darrow

Kept getting blue screen death. Uninstalled McAfee firewall & now my pc is fine
Andy Joseph

Causes BSOD's especially when installations occur (windows upgrades, msoffice etc). I disabled the services whilst I installed but if I had the choice I would uninstall McAfee and use something that is freeware and less bloatware etc.
David

Will BSoD Upgrade to Vista Business
John K (further information)

McAfee's firewall, Causes Blue Screen of Death (BSoD) on my friend's PC... caused the BSoD's as soon as she got the PC (from Dell), came ready installed... tried to reinstall and update McAfee, didnt help... still got random BSODs every few days... ended up deleteing it
Dawgg

It caused BSoD to appear on boot-up (Windows XP) with message (WDM DRIVER ERROR 21F
Roger

Has caused blue screen of death twice in first 2 days of owning new pc

This is the main driver for the firewall
Greg Finzer

Permanente Systemabstürze: z.B. Adresse ABC9F395
S. Bachmann

BSoD on Windows XP (Media Center). Brand new PC, has happened 3 times in 2 days... always when logging on.
Lorenzo Vicente

It caused the blue screen of death to come up! address b2ec3a8f, base b2ec1000, datestamp 409a669f
Deborah Vernon

Summary: 2 users think MpFirewall.sys is essential for Windows or an installed application. 1 user think it's neither essential nor dangerous. 7 users suspect danger. 1 user doesn't grade MpFirewall.sys ("not sure about it").

MpFirewall scanner

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