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

Nginx 404 Not Found Troubleshooting Checklist

When nginx returns a 404 Not Found error, it means the server is running but cannot locate the re...

BitLocker Cache Cleanup Checklist for Sysadmins

If BitLocker-protected drives start acting up—slow unlocks, stale recovery keys, or disk space sh...

Fix kubectl Apply Forbidden in AKS: Permission Denied

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Chrome Proxy Configuration Troubleshooting Guide

If Chrome won't load pages or gives proxy errors, the problem is often in the system proxy settin...

How to Fix OBS Virtual Camera Not Showing Up

You've installed OBS Studio, set up your scenes, and want to use the virtual camera in Zoom, Disc...