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 Windows Terminal 502 Bad Gateway Due to Proxy or Network Settings

You open Windows Terminal and see a '502 Bad Gateway' error when trying to access a remote host o...

Fix KMS Activation Error: Port 1688 Already in Use

Fix Windows Activation Error 0x80070057: Step-by-Step

When you see "Windows activation failed to start" with error code 0x80070057, it usually means th...

How to View Windows Defender Logs in Event Viewer

If you suspect Windows Defender missed a threat or want to review past detections, the logs are s...

How to Fix Windows Security High CPU Usage

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