
Before you do this, though, install an alternative antivirus tool otherwise, you’re leaving your system vulnerable. While it’s built in, you’re not required to use it.

It’s completely okay to disable the process and even Microsoft Defender. However, if you’re having issues with constant resource usage, you may want to disable it. This dropped back around 150 MB and less after the update was finished.Īlso read: How to Permanently Disable Windows Defender in Windows Should You Disable the Antimalware Service Executable Process?Īs long as the antimalware service executable process isn’t running hard all the time, it’s okay to leave it enabled. As you can see above, RAM usage went up while I was running an update. However, the usage should go back down after a scan or update. During peak usage, they tend to use more resources.
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This is common among all types of antivirus tools. During scans and updates, the antimalware service executable process uses more resources.
