The backup you create will include your iPhone configurations , home screen layout, photos, videos, messages, and even your Apple Watch backups. If youre backing up on your iPhone, it will go to iCloud, so ensure your phone is connected to a stable Wi Fi network . If youre creating the backup on a computer, you will need a compatible USB cable for your iPhone. On Mac, you will do the backup in Finder, which is the built in file manager in macOS, but on Windows, you will need to download the...