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Windows Defender Missing from Settings After Update: Fix - Resolve Permission Denied Errors During File Sync-Why BitLocker Decryption Is Slow on SSDs

Updated 2026-06-14 07:28:29developer-tools
Windows Defender Missing from Settings After Update: Fix - Resolve Permission Denied Errors During File Sync-Why BitLocker Decryption Is Slow on SSDs
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.