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Fix Windows Store Error 0x80073cf9 Sync Issue - Chrome Extensions Not Loading on Windows 10: Fix Guide-Fix Windows Update Service Not Running After Malware Removal

Updated 2026-06-13 12:47:44browser-issues
Fix Windows Store Error 0x80073cf9 Sync Issue - Chrome Extensions Not Loading on Windows 10: Fix Guide-Fix Windows Update Service Not Running After Malware Removal
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.