Solved How do I get rid of Windows defender completely?

uilymmot

Junior Taco
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Whenever any of my Antivirus software runs, MsMpEng.exe starts spazzing out, I'm pretty sure MsMpEng.exe is windows defender and yet when I try to open windows defender, it says it is not running.
My computer just grinds to a halt due to this, in the performance monitor, MsMpEng.exe was causing over <1000 Hard Faults

Any help would be appreciated
 

My Computer My Computer

At a glance

windows 7 home premium 64 bitAMD FX-81508gb g.skill 1333mhzSapphire Radeon HD7770 Ghz edition
Computer type
PC/Desktop
Computer Manufacturer/Model Number
First custom build
OS
windows 7 home premium 64 bit
CPU
AMD FX-8150
Motherboard
GA-78LMT-S2P 760g REV3.1
Memory
8gb g.skill 1333mhz
Graphics Card(s)
Sapphire Radeon HD7770 Ghz edition
Sound Card
Onboard
Screen Resolution
1600x900
Hard Drives
320gb 7200RPM HDD
500gb external hybrid drive
PSU
460w
Case
Cooler Master Centurion 590
Cooling
Cooler Master Hyper 212 Evo
Keyboard
ROCCAT ISKU
Mouse
ROCCAT Kova +
Internet Speed
Terrible everywhere, everyday
Antivirus
MSE
Browser
Chrome

My Computer My Computer

At a glance

Windows 7 Home Premium 64 bitIntel Core i7-4790G.SKILL 8GB (2 x 4GB) DDR3 F3-10666CL9D-8GBNTAMD Radeon R7 250
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom Build
OS
Windows 7 Home Premium 64 bit
CPU
Intel Core i7-4790
Motherboard
GA-Z87X-D3H
Memory
G.SKILL 8GB (2 x 4GB) DDR3 F3-10666CL9D-8GBNT
Graphics Card(s)
AMD Radeon R7 250
Sound Card
Realtek ALC892
Monitor(s) Displays
Samsung UN32EH5000, Dell 1703FPT
Screen Resolution
1920 x 1080, 1280 x 1024
Hard Drives
WD5003AZEX
WD10EZEX
Samsung HD103SJ
Samsung 128 GB 840 PRO
PSU
SeaSonic M12II SS-500GM
Case
Fractal Design Define R4
Cooling
Zalman CNPS9900ALED
Keyboard
Logitech K800
Mouse
Logitech M705
Internet Speed
16 Mbps
Antivirus
Avast
Browser
Firefox
Other Info
Bose Companion 2 Multimedia Speakers
Whenever any of my Antivirus software runs

What real-time Antivirus programs are you using now, or have ever used?
Your specs show MSE (MS Security Essentials).
Are you running any other real-time anti-virus or anti-malware programs?

When MSE is installed, it should disable Windows Defender automatically...
If you had other AV programs before MSE, did you use the uninstaller utility for that program(s) to get a complete removal?
 

My Computer My Computer

At a glance

Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x6...AMD Athlon II x4 6206GB GSkill DDR2 800AMD 4670 GPU + AMD 4200 IGP
Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
After a installed MSE, windows defender was turned off, however in task manager, MsMpEng.exe which is a process of windows defender continues to run, MsMpEng.exe was causing lots of hard faults whenever MSE and Malwarebytes scans ran.

I followed the instructions that sardinicus's thread directed me to and MsMpEng.exe does not show up in the task monitor, however, in resource moniter, whenver a scan runs, MsMpEng.exe shows up again but only causing around 4 or 5 hard faults. But I guess thats good enough to not slow things down
 

My Computer My Computer

At a glance

windows 7 home premium 64 bitAMD FX-81508gb g.skill 1333mhzSapphire Radeon HD7770 Ghz edition
Computer type
PC/Desktop
Computer Manufacturer/Model Number
First custom build
OS
windows 7 home premium 64 bit
CPU
AMD FX-8150
Motherboard
GA-78LMT-S2P 760g REV3.1
Memory
8gb g.skill 1333mhz
Graphics Card(s)
Sapphire Radeon HD7770 Ghz edition
Sound Card
Onboard
Screen Resolution
1600x900
Hard Drives
320gb 7200RPM HDD
500gb external hybrid drive
PSU
460w
Case
Cooler Master Centurion 590
Cooling
Cooler Master Hyper 212 Evo
Keyboard
ROCCAT ISKU
Mouse
ROCCAT Kova +
Internet Speed
Terrible everywhere, everyday
Antivirus
MSE
Browser
Chrome
I just got on a Win7 64 Bit system that has MSE.
MsMpEng.exe is an MSE process on this system

Here's something I found that may explain the confusion about this process

MsMpEng.exe is the back-end of MSE(Microsoft Security Essentials). It is important to remember that this process is actually used by both Windows Defender and MSE. When you install MSE, then Windows Defender is automatically turned off and MSE uses this process.
If you uninstall MSE, then Windows Defender will be enabled and will start using this process. So in a way both Windows Defender and MSE use this single process.
Source: What Is Msseces.exe & MsMpEng.exe Process? And Why They Are Running?
 

My Computer My Computer

At a glance

Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x6...AMD Athlon II x4 6206GB GSkill DDR2 800AMD 4670 GPU + AMD 4200 IGP
Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
You can disable Windows Defender in 'services'. Type services.msc in the start search box. When the gear icon shows up, click on it. Scroll down to Windows Defender. Right click, choose properties, and in the dropdown box, set it to disabled. Stop the service, click apply and ok.
 

My Computer My Computer

At a glance

Windows 7 Ultimate 32bit SP1Intel(R) Core(TM)2 Quad CPU @ 2.40GHz, 2400 MHz4 GBATI Radeon HD 2600 Pro
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Bruce ... somewhere in his 40's
OS
Windows 7 Ultimate 32bit SP1
CPU
Intel(R) Core(TM)2 Quad CPU @ 2.40GHz, 2400 MHz
Motherboard
INTEL/D975XBX2
Memory
4 GB
Graphics Card(s)
ATI Radeon HD 2600 Pro
Monitor(s) Displays
Samsung SyncMaster 914v
Screen Resolution
1280 x 1024
Hard Drives
2/500GB each ... ST3500630AS ATA Device.
One is not connected
PSU
Rocketfish 700 W
Case
G.Skill Gigabyte Chassis
Keyboard
Standard PS/2 Keyboard
Mouse
Microsoft PS/2 Mouse
Internet Speed
DSL
Antivirus
Avira Internet Security
Browser
IE 11
Other Info
ATI HDMI Audio
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