Microsoft Defender is an essential part of Windows 11 that helps keep your computer safe from all kinds of threats. It's a firewall and antivirus, and contrary to what used to be said a few years ago, ...

To fix high memory usage by Antimalware Service Executable on Windows 11, try turning off real-time protection, uninstalling pirated apps, scanning for malware, rescheduling Windows Defender scans, or ...

Windows doesn’t offer a single switch to disable Exploit Protection completely. You can only disable individual mitigations system-wide or per app. We strongly recommend turning it off only for ...