I’ve already readded my card many times even got a new one so it can be read

See -> Related Article: If you need to change or update your Apple ID payment method

See also the following Apple articles:

Payment methods you can use with your Apple ID

Payment methods you can use with your Apple ID – Apple Support (UK)

fyi: Not all credit & debit cards seem to work with App Store / iTunes Store, try a different one, or preferably a credit card. If your card is not accepted as a paymenf method, you need to contact your bank.

Remove a payment method from your Apple ID

Remove a payment method from your Apple ID - Apple Support

If you still need help, get support from Apple directly -> Get Support or call Apple in your region see -> Contact Apple for support and service or check -> here for more support and assistance.