Apple and iTunes are both disabled
How to update my payments
iPhone XR, iOS 14
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According to: If you see a message that says 'Your account has been disabled in the App Store and iTunes' - Apple Support
"Contact Apple Support for help.
If you see a message that says "Your account has been disabled in the App Store and iTunes," there might be a problem with the payment method that you have on file.
When you see the message, don't try to edit any of your account information. Instead, contact Apple Support for help."