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Fix PowerShell Authentication Failed Credentials Error - Fixing Outlook Version Mismatch with Exchange 2019-SSL Certificate Verify Failed in CMD Fix

Updated 2026-06-14 07:58:21developer-tools
Fix PowerShell Authentication Failed Credentials Error - Fixing Outlook Version Mismatch with Exchange 2019-SSL Certificate Verify Failed in CMD Fix
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.