How to Change Your iTunes Payment Method on iPhone or iPad

Open your iPhone or iPad's Settings. It's the iPhone Settings App Icon typically found the home screen.

Tap your name. It's at the top of the screen.

Tap iTunes & App Store. Look for the iPhone App Store Icon icon.

Tap your Apple ID. It's the email address at the top of the screen.

Tap View Apple ID. A security confirmation will appear.

Confirm your password or Touch ID as prompted. You will be redirected to the Account page.

Tap Payment Information. It's below your Apple ID.

Select a payment method. You have several options: If you've saved another payment method, select it from the “Payment Method” section. To add a new credit card, select Credit/Debit Card and enter the requested information. If you don't want a payment method attached to your account, select None.

Tap Done. Your iTunes and App Store payment method is now up-to-date.