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Fix Windows Security Version Mismatch Error - Windows Defender Not Working on Ubuntu: What to Check-Resolve Windows Defender Cloud Rate Limit via GPO

Updated 2026-06-14 07:04:49browser-issues
Fix Windows Security Version Mismatch Error - Windows Defender Not Working on Ubuntu: What to Check-Resolve Windows Defender Cloud Rate Limit via GPO
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.