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Fix Windows Store Error 0x80073cf9 – Step-by-Step Guide - How to Set Up OBS Virtual Camera for Zoom and Teams-Nginx 502 Bad Gateway: Diagnostic Steps

Updated 2026-06-13 11:34:16office-tools
Fix Windows Store Error 0x80073cf9 – Step-by-Step Guide - How to Set Up OBS Virtual Camera for Zoom and Teams-Nginx 502 Bad Gateway: Diagnostic Steps
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.