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Fix Microsoft Store 404 Error by Clearing Cache - How to Resolve CMD Service Unavailable Error 5-Troubleshooting Cloudflare 521 and Nginx Setup

2026-06-13 17:29:16
Fix Microsoft Store 404 Error by Clearing Cache - How to Resolve CMD Service Unavailable Error 5-Troubleshooting Cloudflare 521 and Nginx Setup

Result check

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

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