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Fixing Nginx Upstream Connection Refused on Port 443 - Windows Update Error 0x80070005 Clean Boot Fix-Fix Chrome Certificate Error: Invalid Authority SSL Certificate

2026-07-28 17:56:07
Fixing Nginx Upstream Connection Refused on Port 443 - Windows Update Error 0x80070005 Clean Boot Fix-Fix Chrome Certificate Error: Invalid Authority SSL Certificate

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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