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

How to Fix Windows Defender High CPU Usage by Disabling Real-Time Protection

If Windows Defender is causing high CPU usage, it can slow down your computer. The most direct fi...

Fix Redis Connection Refused Due to Firewall Settings

If you see 'Redis connection refused' when trying to connect to a remote Redis server, a firewall...

Fix Task Scheduler 404 Not Found Error When Creating Task

When you try to create a new task in Task Scheduler and get a "404 Not Found" error, it usually m...

Fix Windows Defender Token Expired Registry Error

If you see an error like "Token expired" in Windows Security or Event Viewer, it usually...

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

Fix Chrome Profile Port Already Allocated Error