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

Fix Windows Security Real-Time Protection Not Working

If you see a yellow warning in Windows Security that says "Real-time protection is off" or it tur...

Fix BitLocker High Memory Usage on Windows 11

If you notice that BitLocker is using a lot of memory on Windows 11—sometimes over 1 GB—it can sl...

Fix Windows Update High CPU Usage: Step-by-Step Guide

If your system feels sluggish and Task Manager shows Windows Update processes (like TiWorker.exe ...

Reset Windows Defender Settings via Command Line

If Windows Defender is misbehaving—showing false positives, missing updates, or refusing to run—r...

How to Fix '404 Not Found' File Path Errors in CMD

Fix Windows Defender Service Not Starting After Update

After a Windows update, you might find that Windows Defender won't start, leaving your system wit...