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Fix PowerShell Proxy Authentication Failed Errors - Outlook Hangs on Loading Profile: Step-by-Step Guide-How to Fix 'File Locked by System Process' in PowerShell

Updated 2026-06-14 04:20:49browser-issues
Fix PowerShell Proxy Authentication Failed Errors - Outlook Hangs on Loading Profile: Step-by-Step Guide-How to Fix 'File Locked by System Process' in PowerShell
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.