On any modern Mac (running Catalina or newer), you will find backups in: ~/Library/Application Support/MobileSync/Backup/
Understanding this location is not about manually managing individual files—you should never touch them. Rather, it empowers you to verify that backups are being created, manage your computer’s storage space, and ensure that your digital safety net is exactly where it should be. In the end, the most important thing is not memorizing a file path, but establishing a consistent backup routine—whether local or to iCloud—so that your data remains protected against loss or damage. where do itunes backups go