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

How to Fix Nginx 404 Not Found Error

Seeing a 404 Not Found error in Nginx often means the server is running but can't locate the requ...

Fix Chrome Profile Port Already Allocated Error

Checklist for Fixing Windows Update File Locked Errors

When a Windows Update fails with a message like "file locked" or "file in use," it usually means ...

Why Chrome Suddenly Uses More RAM and How to Fix It

You open Chrome and your computer slows to a crawl. Task Manager shows Chrome eating up gigabytes...

Fixing npm Dependency Conflicts from Duplicate Packages

You run npm install and see warnings about unmet peer dependencies or conflicting ve...

Systemd Service Restart Loop: Troubleshooting Checklist

If a systemd service keeps restarting repeatedly, it's often due to configuration errors, depende...