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Certbot Nginx Plugin Troubleshooting Checklist - Fix Windows Security 502 Bad Gateway Error-Fix Microsoft Store Proxy Connection Issue

2026-06-13 14:12:01
Certbot Nginx Plugin Troubleshooting Checklist - Fix Windows Security 502 Bad Gateway Error-Fix Microsoft Store Proxy Connection Issue

Result check

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

Next references

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