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Fix 'Authentication Failed' Errors in Windows Server CMD - Fix Windows Search Permission Denied Error-Force Delete a Locked File in Windows Using Command Prompt

2026-06-13 19:23:25windows-fixes
Fix 'Authentication Failed' Errors in Windows Server CMD - Fix Windows Search Permission Denied Error-Force Delete a Locked File in Windows Using Command Prompt

Final checklist

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