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Fix 'powershell not recognized as internal or external command' - Outlook Offline Installer Troubleshooting: Configuration Failed-How to Fix Windows Defender Not Starting After Antivirus Removal

2026-06-14 05:34:47
Fix 'powershell not recognized as internal or external command' - Outlook Offline Installer Troubleshooting: Configuration Failed-How to Fix Windows Defender Not Starting After Antivirus Removal

Result check

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