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Clear Windows Explorer Cache to Fix Restarting Issues - Fix Nginx 502 Bad Gateway: Upstream Connection Refused-Fix Cloudflare Wildcard Subdomain DNS Propagation Delay

2026-07-28 10:02:55
Clear Windows Explorer Cache to Fix Restarting Issues - Fix Nginx 502 Bad Gateway: Upstream Connection Refused-Fix Cloudflare Wildcard Subdomain DNS Propagation Delay

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.