Can’t I back up on my own storage devise

iPhone and iPad support backups to iCloud, and to Mac and Windows.

macOS supports backups to local storage, and to network-attached storage with Time Machine support.

If you want to back up specific files to local or network storage, that works, too.

Rffuhgfd Said:

"Can’t I back up on my own storage devise"

-------

Backing Up a Device:

Of course you can. Are you having issues doing so? If so, (A.)What's the device and (B.)What's the backup source?