How to delete payment method & replace my Apple ID payment

Hi there

See this on how to do that

1. Open the Settings app.
2. Tap your name.
3. Tap Payment & Shipping. You might be asked to sign in with your Apple Account.
4. If you need to update the billing information of an existing card, tap the payment method, then tap Edit.
5. Enter your new billing information, then tap Done.

See this link for further reference

If you need to change or update your Apple Account payment method - Apple Support

See this article for information about updating payment methods on various platforms (iPhone, Mac, etc.): If you need to change or update your Apple Account payment method - Apple Support

Here is how you update your payment method on an iPhone or iPad:

1. Open the Settings app.

2. Tap your name.

3. Tap Payment & Shipping (formerly Media & Purchases). You might be asked to sign in with your Apple ID.

4. Tap Add Payment Method, enter the new payment method, then tap Done.

5. Tap Edit.

6. Tap the red delete button next to the old payment method, then tap Delete.

Also note:

1) ”If you change your address, the credit or debit card information that you use with your Apple Account might be automatically updated by your financial institution, and you don't need to take action.”

2) “If there's an issue [such as you having a subscription or being a Family Sharing Organizer], add a new card first, then remove the old card."

If you are a member of Family Sharing but not the Organizer, read these about why you cannot add a payment method:

How to share apps and purchases with your family - Apple Support and How apps, content, and subscriptions from Apple are billed - Apple Support