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

Fix Command Prompt SSL Certificate Error: Not Trusted

When you see SSL certificate error: not trusted in Command Prompt, it usually means ...

How to Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

Fix GitHub Actions Permission Denied for Secret Access

When a GitHub Actions workflow fails with a "permission denied" error while trying to access a se...

BitLocker High CPU Usage Checklist: Diagnose and Fix

If your system is sluggish and Task Manager shows high CPU usage from BitLocker or its helper pro...

Fix VirtualBox Kernel Driver Not Installed on Windows 10