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

Cloudflare DNS Not Propagating After SSL Certificate Change

You changed an SSL certificate in Cloudflare, but DNS changes aren't showing up. This is a co...

Fix Chrome Sync Not Working Due to Proxy Settings

When Chrome sync stops working, a misconfigured proxy is a common culprit. You might see errors l...

Fix DNS Probe Finished NXDOMAIN with VPN Issues

When you see 'DNS probe finished NXDOMAIN' in your browser while a VPN is active, it mean...

Fix Cloudflare Wildcard Subdomain and Root Domain Conflict

If you use a wildcard DNS record (e.g., *.example.com) on Cloudflare, you may run in...

Fix 'docker network not found' After Prune