IOS 10.3.3 to IOS 12.1.4
My Iphone 7 is being repaired so I am using my old Iphone 5. I backed up my 7 with the intent of restoring it to my 5 but since they are different IOS it will not let me us that back up. Is there a way to update from IOS 10.3.3 to 12.1.4?
iPhone 5c, iOS 10