Ars Technica

'Antimalware Service Executable' consuming 100% CPU

I just noticed on my mom's computer that some "MsMpEng.exe" process (labeled "Antimalware Service Executable" and located under "C Program Files\Microsoft Security Client\") is consuming 100% of CPU.
CCM

What is Antimalware Service Executable: high CPU, disable

What is the Antimalware Service Executable process? The Antimalware Service Executable (its file name is MsMpEng.exe) process is Microsoft Defender's background tool that is responsible for scanning ...
CCM

Antimalware Service Executable: PC slow, disable, antivirus

The Antimalware Service Executable is a program that runs in the background on your Windows 10/11 PC to protect the computer from viruses and other threats. Sometimes it starts to consume too much ...
MUO on MSN

These hidden Windows services are hogging your CPU (and how to shut them down)

Time to give your CPU some breathing room.
ライフハッカー・ジャパン on MSN

PCが軽くなった! WindowsのCPUをこっそり食いつぶしている5つのサービスと止め方

Windowsの裏で密かにCPUを消費している「Runtime Broker」や「Windows Search Indexer」などの不要なバックグラウンドサービスを停止し、PCの動作を軽くして快適な作業環境を取り戻すための具体的な手順を解説します。