

Change Your Payment Method
Manage the payment information that you use for the App Store, the iTunes Store, iCloud, and more. When you change your payment information, it’s automatically updated for all apps and services that you use with your Apple Account.
You can use multiple payment methods with your Apple Account.
If your default payment method can’t be charged for a purchase, including subscriptions, you authorize Apple to attempt to charge your other payment methods in order from top to bottom.
*Apple will attempt to charge payment methods in order from top to bottom. You can’t change the order in which Apple Account balance is charged.