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

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

How to Fix BitLocker Module Not Found or Permission Denied Errors

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...

Fix Microsoft Store 404 Error: Practical Steps That Work

When you open Microsoft Store and see a 404 Not Found error, it usually means the store can't loa...

How to Repair a Corrupted Windows Security Log

If you see errors like "The security log is corrupted" or Event ID 1104 in the System log, Window...

Fix Command Prompt Version Mismatch & Permission Denied

When you see version mismatch or permission denied in Command Prompt, i...