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Fix PowerShell 504 Gateway Timeout in Azure Function Apps - How to Get SSL Certificate for Nginx on Ubuntu 22 with Certbot-How to Fix Cloudflare Error 525: SSL Handshake Failed

2026-06-13 19:15:28
Fix PowerShell 504 Gateway Timeout in Azure Function Apps - How to Get SSL Certificate for Nginx on Ubuntu 22 with Certbot-How to Fix Cloudflare Error 525: SSL Handshake Failed

Result check

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