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Fix 'Run PowerShell Script Command Not Found' Error - Fix Windows Defender Crashing After Update Error 0x800704ec-Fix PowerShell Script Execution Policy

Updated 2026-06-14 15:39:56office-tools
Fix 'Run PowerShell Script Command Not Found' Error - Fix Windows Defender Crashing After Update Error 0x800704ec-Fix PowerShell Script Execution Policy
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.