When you back up your iPhone or iPad with iTunes, the backup files are automatically saved in the default location on your computer. If you want to change the location of your iTunes backups, you can do so easily.
Here’s how to change the iTunes backup location on your Windows PC:
1. Open iTunes and click on the Edit menu.
2. Select Preferences and then click on the Devices tab.
3. Under the Backup Location heading, click on the Change …