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11 votes
Accepted

Security Essentials: restore a quarantined file to a different location?

I hit a similar problem when Windows 10 Defender quarantined some files from my NAS box. In a Command Prompt (opened as administrator) I was able to use the command line tool to list the quarantined ...
Snoophogg's user avatar
  • 226
7 votes
Accepted

Windows Defender: Disable real time; keep scheduled and on demand scanning

The "Turn off real-time protection" Group Policy setting, located under Computer Configuration\Administrative Templates\Windows Components\Windows Defender should do what you want. In my system, ...
Marc.2377's user avatar
  • 1,537
3 votes
Accepted

Is Microsoft Security Essentials virus scan smart enough to scan different files when stopped and restarted?

It will restart from the top, not caring for the previous results. If you have the on-demand scanner active, you do not really need to use the full scan that often. The idea is to scan if your system ...
LPChip's user avatar
  • 61.8k
2 votes

Windows Defender: Disable real time; keep scheduled and on demand scanning

Starting with the May 2019 Update (version 1903), Windows 10 is introducing Tamper Protection, which is a new feature designed to protect the Windows Security app against unauthorized changes that ...
kopija's user avatar
  • 21
2 votes

Disable MsMpSvc from command line

The Microsoft Antimalware service is protected in various places against being disabled, because this is an attack vector used by certain types of malware. Unfortunately when we have cause to ...
Ross Presser's user avatar
  • 1,420
1 vote

Microsoft Security Essentials - Log indicates it keeps crashing

Had same situation here but Update Defs as of 21:00 - seems to have cured the issue
Mike Spragg's user avatar
1 vote

Microsoft Security Essentials - Log indicates it keeps crashing

Running "C:\Program Files\Microsoft Security Client\mpcmdrun.exe" -RemoveDefinitions Provides temporary relief by rolling back the faulty definitions update. I still haven't worked out how to ...
BlueCompute's user avatar
1 vote

Manually uninstall Microsoft Security Essentials (error 8007066F when uninstalling)

The above links didn't work for me, but the response here by GlenDelport worked. From the URL (with minor modifications): Browse to C:\Program Files\Microsoft Security Client\ Locate the file Setup....
Achal Dave's user avatar

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