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Fix VS Code Terminal Not Opening PowerShell - Nginx Upstream Connection Refused on Port 443 Fix-How to Fix Firefox Secure Connection Failed Due to Antivirus

2026-07-28 07:49:44
Fix VS Code Terminal Not Opening PowerShell - Nginx Upstream Connection Refused on Port 443 Fix-How to Fix Firefox Secure Connection Failed Due to Antivirus

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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