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PowerShell ISE Slow Loading: Troubleshooting Steps - Fix 'Cannot Connect to Exchange Online' in PowerShell-Troubleshooting Windows Terminal 504 Timeout

Updated 2026-06-14 13:21:37developer-tools
PowerShell ISE Slow Loading: Troubleshooting Steps - Fix 'Cannot Connect to Exchange Online' in PowerShell-Troubleshooting Windows Terminal 504 Timeout
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.