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Fix Chrome Profile Sync Issues After Startup - Fix Windows Defender Error 0x80070643-Troubleshooting Windows Update Download Failures

Updated 2026-06-14 02:34:43developer-tools
Fix Chrome Profile Sync Issues After Startup - Fix Windows Defender Error 0x80070643-Troubleshooting Windows Update Download Failures
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.