WordPress 500 Error Only on Wi‑Fi? Fix It Fast (Router, DNS Filtering, TLS Inspection)
If WordPress shows a 500 error only on Wi‑Fi, the cause is usually Wi‑Fi network filtering (DNS, firewall, TLS inspection) or a device/browser state issue. This guide helps you classify the scenario quickly and fix it with targeted steps, plus advanced checks like MTU, IPv6, and WAF/rate-limit logs.