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

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

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 Missing Fonts in Windows Terminal After Update

After a Windows or Windows Terminal update, you might open the terminal and find that some fonts ...

Fix Remote Desktop Settings That Keep Resetting After Update

You update Windows, try to connect via Remote Desktop, and find your settings—like display resolu...

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...

Fix Chrome 404 Not Found Error on Windows 10

You're browsing in Chrome on Windows 10 and suddenly get a '404 Not Found' page. This usually mea...