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Fix Windows Defender Access Denied Registry Error - How to Resolve Microsoft Store Auto Launch Error 0x80073cf0-Resolve slmgr Key Not Found Error

Updated 2026-06-13 14:29:46windows-fixes
Fix Windows Defender Access Denied Registry Error - How to Resolve Microsoft Store Auto Launch Error 0x80073cf0-Resolve slmgr Key Not Found Error
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.