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

Fix Windows Defender Real-Time Protection After Clean Boot

You've performed a clean boot to troubleshoot an issue, but now Windows Defender's real-t...

Fix Cloudflare Origin Certificate Not Trusted by Browser

You've set up Cloudflare with an origin certificate, but browsers show a warning that the cer...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

How to Check Docker Disk Space Usage

If you run Docker for a while, you may notice your disk space shrinking. Images, containers, volu...

Fixing Cloudflare SSL Full Strict Sync Issues

When you enable Cloudflare's SSL/TLS encryption mode to Full (Strict), your site may stop syn...

Fix WiFi Connected But No Internet on Windows 11 Using Netsh

You connect to WiFi, see full bars, but websites won't load. This is common on Windows 11. Th...