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

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 Git Permission Denied in VS Code Terminal

You're working in VS Code, try to run a Git command in the integrated terminal, and get a ...

Fix Windows Defender Real-Time Protection Stuck Off in Windows 11

You open Windows Security, see real-time protection is off, click the toggle, and it turns back o...

Fix Nginx Upstream Connection Refused Socket Error