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Fix 'Threat Service Stopped' in Windows 10 Defender - Cloudflare 525 Error Fix: SSL Handshake Timeout-Docker Compose Env File Not Found: Troubleshooting Checklist

Updated 2026-06-13 11:48:31browser-issues
Fix 'Threat Service Stopped' in Windows 10 Defender - Cloudflare 525 Error Fix: SSL Handshake Timeout-Docker Compose Env File Not Found: Troubleshooting Checklist
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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