I have made backups in the past with help of iTunes.
I have checked File Explorer, and I see my backup in the Itunes program folder, but I can't restore this backup, Itunes shows that there are no available backups to restore.
iPhone 15 Pro, iOS 17
See the 'Search for the backup folder on Windows 8 or 10' section in:
Locate backups of your iPhone, iPad, and iPod touch - Apple Support
and/or see:
See the 'Search for the backup folder on Windows 8 or 10' section in:
Locate backups of your iPhone, iPad, and iPod touch - Apple Support
and/or see:
Can't make back up my new iPhone from iTunes
