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How to Add PowerShell to System PATH Variable in Windows - Clear Windows Activation Cache-Resolve 502 Bad Gateway in Command Prompt Proxy

2026-06-13 19:25:19developer-tools
How to Add PowerShell to System PATH Variable in Windows - Clear Windows Activation Cache-Resolve 502 Bad Gateway in Command Prompt Proxy

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.