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Fix Windows Defender Proxy Error Sync Issue - How to Fix Microsoft Store Error 0x80070005-How to Fix Black Screen After Update with USB Drive

Updated 2026-06-13 14:36:38windows-fixes
Fix Windows Defender Proxy Error Sync Issue - How to Fix Microsoft Store Error 0x80070005-How to Fix Black Screen After Update with USB Drive
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.