Changing the names of the folders or files inside the backup directory will corrupt the backup. iTunes will no longer recognize it.

Here is everything you need to know about finding, managing, and changing your iTunes backup directory on Windows and macOS. The Default Backup Locations

iTunes stores backups in a fixed default user folder. Administrators and advanced users can relocate backups using symlinks/junctions to manage disk space or move to external drives. Regular backup location checks are recommended to prevent data loss due to full system drives.

iTunes does not have a built-in "Change Backup Folder" button. This is a major pain point for users with small SSDs. However, you can trick iTunes into saving backups to an external hard drive using a . How to Move the Backup Location to an External Drive

There are two possible locations depending on whether you downloaded iTunes from the Microsoft Store or the Apple website.

This report identifies the default storage locations for iTunes backups on Windows and macOS, explains how to locate these folders, and provides guidance on changing or managing backup storage.