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

How to Fix Remote Desktop Error Code 0x4

When you try to connect to a remote computer via Remote Desktop (RDP) and see error code 0x4, the...

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Certbot Nginx Plugin Install Failures: Common Fixes

When you run certbot --nginx and get an error like "The nginx plugin is not working"...

Fix Chrome Not Opening on Startup in Windows 11

If Chrome used to open automatically when you log into Windows 11 but now it doesn't, or if you'v...

Docker Compose Build No Cache Checklist: Step-by-Step

When You Need a Clean Build

If you notice your Docker Compose services are not picking u...