How to Fix Windows 11 Antimalware Service Executable High CPU Usage

The Antimalware Service Executable is also shown as MsMpEng.exe in the Task Manager. It is a background process in Windows Defender which is an antivirus program like other third-party protective applications to protect your computer. Although it can protect your computer, it also consumes your PC’s resources. ----------------------------------------------------------- ✅ 【Windows 11 Antimalware Service Executable High CPU】 ⏰ 0:00 Start ⏰ 0:42 How Does MsMpEng.exe Occupy CPU Resources ⏰ 3:56 Solutions to Antimalware Service Executable High CPU ----------------------------------------------------------- ✅ 【Detail】 ⏰ 0:42 How Does MsMpEng.exe Occupy CPU Resources Why a security program occupies so many resources? Two features are running in MsMpEng.exe: 1. Real-Time Scan Real-Time Scan is a function that will continuously scan files in real time. 2. Full Scan Full Scan will scan all files no matter whether your computer wakes up from hibernation or connects to the Internet to run daily work. And the key is your system will get into lagging, freezing, and deferred response. Both scan ways need to take away CPU usage and take time to execute in a few minutes or an hour. Therefore, it makes sense to occupy so many resources. ⏰ 3:56 Solutions to Antimalware Service Executable High CPU ① End Windows Defender Antivirus through Group Policy Editor 1. Press Windows + R and type gpedit.msc in the search box, and hit Enter to open Group Policy Editor. 2. Locate Windows Defender...