My iPad won’t let me change the credit card number. I need
my iPad says I need to update payment method but won’t let me edit credit card number
iPad mini 4, iPadOS 14
Question marked as
First, be aware that you cannot have less than one registered payment card - and that there are restrictions on making changes when there is only one registered card. It is often simplest and easiest to add details of a second payment method, then delete the original if it is incorrect.
More information about payment methods can be found here.
Change, add or remove Apple ID payment methods – Apple Support
Payment methods that you can use with your Apple ID - Apple Support