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Command Prompt Version Mismatch: Practical Checklist - Windows Defender Scan Hangs at 99%-Firefox Frozen? Safe Mode Troubleshooting Steps

Updated 2026-06-14 03:37:21developer-tools
Command Prompt Version Mismatch: Practical Checklist - Windows Defender Scan Hangs at 99%-Firefox Frozen? Safe Mode Troubleshooting Steps
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.