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How to Fix PostgreSQL Password Authentication Failed for User - Windows Defender Port Already Allocated Fix Guide-How to Fix 'File Locked by System Process' in PowerShell

2026-06-13 17:22:01
How to Fix PostgreSQL Password Authentication Failed for User - Windows Defender Port Already Allocated Fix Guide-How to Fix 'File Locked by System Process' in PowerShell

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.