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Command Prompt Version Mismatch: Practical Checklist - Fix Windows Defender Port Already Allocated Antivirus Conflict-Troubleshooting PowerShell 0xc0000005 Access Violation

2026-06-14 23:47:26
Command Prompt Version Mismatch: Practical Checklist - Fix Windows Defender Port Already Allocated Antivirus Conflict-Troubleshooting PowerShell 0xc0000005 Access Violation

Result check

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