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Fix Firefox Not Responding When Opening a New Tab - OneDrive Large File Sync Stuck – Fix-Fix 0x80073cf9: Microsoft Store Download Error

2026-06-13 11:01:13macos-help
Fix Firefox Not Responding When Opening a New Tab - OneDrive Large File Sync Stuck – Fix-Fix 0x80073cf9: Microsoft Store Download Error

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.