Knowledge base for software setup, errors, and daily tool work.

How to Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

Fix Windows Security Proxy Error: Permission Denied

When Windows Security displays a "proxy error: permission denied" message, it usually means the s...

Fix High CPU Usage by MsMpEng.exe (Windows Defender)

If your system feels sluggish and Task Manager shows MsMpEng.exe using 30–100% CPU, Windows Defen...

Windows Security Configuration Checklist

If you're setting up a new Windows machine or reviewing an existing one, a security checklist hel...

Fix Error Installing Windows Security Offline Setup

You downloaded the Windows Security offline installer but get an error when trying to run it. Thi...

Resolving npm Dependency Conflicts After an Update