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Fix Nginx Upstream Connection Refused Behind Cloudflare - Step-by-Step Guide for 0x800f081f Windows Update-Docker Container Exits Right Away: Restart Policy Fix

Updated 2026-07-28 06:49:16security-tools

Fix Nginx Upstream Connection Refused Behind Cloudflare - Step-by-Step Guide for 0x800f081f Windows Update-Docker Container Exits Right Away: Restart Policy Fix

Prepare

Execute

Validate

Document

Operational follow-up

Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

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