Backup

A restrictive confirmation:

[...]Search for the backup folder on Windows 8 or 10

Find the Search bar:

In Windows 8, click the magnifying glass in the upper-right corner.

In Windows 10, click the Search bar next to the Start button.

In the Search bar, enter %appdata%. If you don’t see your backups, enter %USERPROFILE%.

Press Return.

Double-click these folders: "Apple" or "Apple Computer" > MobileSync > Backup. [...]

[...]Don't edit, relocate, rename, or extract content from your backup files. For example, to restore from a relocated backup file, you need to move the backup file back to where it was in the Backup folder or the file won't work. Backups serve as a safe copy of almost all of your device's data and settings. So while you might be able to view or access a backup file's contents, the contents usually aren't stored in a format that you can read.[...]

Locate backups of your iPhone, iPad, and iPod touch - Apple Support

There's other info there as well, such as deleting or copying the backup folder.