WordPress XML-RPC Blocked? Identify the Provider, Firewall or Endpoint
When an XML-RPC client returns 403, 405, timeout, or “disabled” errors, use these checks to identify the provider, authentication, firewall, and endpoint problem.
WordPress Troubleshooting
WordPress Favicon Not Showing: Diagnose Site Icon, Cache and HTTPS Problems
If your WordPress favicon is missing from browser tabs or bookmarks, use this focused checklist to diagnose the Site Icon setting, image URL, cache, theme output, or HTTPS.