How to Update Apple ID Credit Card and Billing Address in iOS
To change the credit card used with Apple ID for iTunes and App Store purchases on an iPhone, iPod touch, or iPad:
How to Update Apple ID Credit Card and Billing Address on Android
If you subscribe to Apple Music on Android, use your Android device to update the credit card you use to pay for the subscription.
How to Update Apple ID Credit Card and Billing Address on a Computer
You can use a Mac or Windows PC to update the credit card on file in your Apple ID.
How to Change Your Apple ID Email and Password in iOS (Third-Party Email)
The steps to change the email address for your Apple ID depend on the type of email you used to create the account. If you use an Apple-supplied email, skip to the next section. If you use Gmail, Yahoo, or another third-party email address, follow these steps.
How to Change Your Apple ID Email and Password on a Computer (Apple Email)
If you use an Apple-supplied email (such as icloud.com, me.com, or mac.com) for your Apple ID, you can only change to one of these email addresses. The new email you use also needs to be associated with your account.
