Checklists for software errors, setup, and tool workflows.

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Fix Windows Defender Access Denied Error When Running Command Prompt as Admin

When you run a Windows Defender command (like MpCmdRun.exe -Scan -ScanType 2) in Com...

Fix OneDrive Sync Stuck on 404 Not Found Error

If your OneDrive sync is stuck and you see a 404 Not Found error, it usually means the sync engin...

How to Fix Windows Security High CPU Usage

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

BitLocker High CPU Usage: Fixes When It's Not Working

If BitLocker is using 30% or more of your CPU and seems stuck or not working, you're likely deali...

How to Change PowerShell Execution Policy to Unrestricted

If you see errors like “.ps1 cannot be loaded because running scripts is disabled on this sys...

Fix Windows Security Migration Not Working After Update
After a Windows update, you might find that Windows Security (formerly Windows Defender) fails to...