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Fix 'PowerShell Not Recognized as Internal or External Command' - How to Fix Outlook SSL Certificate Error Configuration-How to Clear Windows Defender Cache (Step-by-Step)

Updated 2026-06-19 00:58:42browser-issues
Fix 'PowerShell Not Recognized as Internal or External Command' - How to Fix Outlook SSL Certificate Error Configuration-How to Clear Windows Defender Cache (Step-by-Step)
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.