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Fix Windows Update 504 Gateway Timeout Error - How to Fix PowerShell WinRM Connection Refused-Stop Antivirus from Spiking CPU in Command Prompt

Updated 2026-06-14 19:35:11cloud-software
Fix Windows Update 504 Gateway Timeout Error - How to Fix PowerShell WinRM Connection Refused-Stop Antivirus from Spiking CPU in Command Prompt
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.