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Go to Security and Maintenance, look in 'Security' and see what program is listed under Virus Protection. Windows Defender will not be enabled and functioning properly if there is a program other than Windows Defender listed. Most new computers include a trial version of McAfee, Norton, Trend, Webroot, etc. Look in Control panel and uninstall ...
I am using a Windows 10 Pro edition, 64-bit, version 20H2, OS build 19042.1466, on an HP ENVY 17 laptop, processor Intel(R) Core(TM) i7-10510U CPU @ 1.80GHz 2.30 GHz, 32.0 GB RAM. I became aware of high CPU usage for "Antimalware Service Executable > Microsoft Defender Antivirus Service" (from 40-70% of CPU usage at any given time).
Open Start, type: regedit. Right click regedit. Click Run as administrator. Navigate to the following registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SecurityHealthService. and modify the Start value from 4 to 2. Restart your computer to re-enable the Windows Defender Security Center Service.
Thoroughly research any product advertised on the site before you decide to download and install it. Method 2. Reinstall Windows Defender. Open registry, then go to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender. Then delete the Windows Defender folder, then restart the PC and check it again. Method 3.
Replied on April 1, 2021. Report abuse. In reply to LGE Origin's post on February 23, 2021. I fix my Windows Defender high RAM usage like this: Windows security > Virus and threat protection > Manage settings > Real-time protection > OFF. Open Task manager and see memory return to normal, wait a moment. Real-time protection > On.
Solution for high ram usage by windows defender. Finally, I found a solution for the high memory usage by the windows 10 in- built antivirus. This software almost made me reluctant to use it further. But when I enabled it to run it in the background, it caused a magic!! It causes no more high memory consumption and roughly consumes 100MB (in my ...
When Defender disappears we first need to check for infection by the most thorough methods, then for damaged System Files, and finally with known fixes for Defender. Please follow all steps in order. I am standing by to help you.
What I need here is to disable the service itself. For example, the “windows update” service can be disabled by selecting disable from the drop down menu. Windows 10.0.18362.778: How to stop “windows defender antivirus service”? You can try this free program and it works good.
Try adding Antimalware Service Executable (MsMpEng.exe) to exclusion list, see if it helps: Open Microsoft/Windows Defender. Click on Virus & threat protection > Virus & threat protection settings. Locate 'Exclusions' and click Add or remove exclusions. Hit Add an exclusion and select Process in drop down.
4 In the right pane of Windows Defender Antivirus or Microsoft Defender Antivirus in Local Group Policy Editor, double click/tap on the Turn off Windows Defender Antivirus or Turn off Microsoft Defender Antivirus policy to edit it. (see screenshot above) 5 Do step 5 (on) or step 6 (off) below for what you would like to do.