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

PowerShell High CPU Usage Troubleshooting Checklist

If PowerShell is consuming high CPU, the system may become sluggish or unresponsive. This checkli...

Fix PostgreSQL Connection Refused from Docker Container

You have a Docker container that needs to connect to a PostgreSQL database. The container starts,...

Fix Task Scheduler Sync Issues with Microsoft Account

Windows Security 404 Error: Practical Troubleshooting Checklist

You open Windows Security and get a 404 error instead of the dashboard. This usually means the Se...

How to Fix Chrome Profile Version Mismatch by Deleting the Profile

If you see a message like "Your profile version is not supported" or a mismatch error when starti...

How to Fix Nginx 502 Bad Gateway: A Practical Guide

Seeing a 502 Bad Gateway error from Nginx usually means the upstream server (like PHP-FPM, Gunico...