If you attempt to register a new Apple Pay domain for use with Stripe Elements on your website, you may receive the following error:
You have an outdated file hosted at https://{domain}/.well-known/apple-developer-merchantid-domain-association. To verify with Apple that you control your domain, you must host the file: https://stripe.com/files/apple-pay/apple-developer-merchantid-domain-association
Apple uses the presence of the domain association file to verify that you control the domains you are registering with Apple Pay. This file has a hard-coded expiration date. If you receive the above error message, it indicates that the domain association file you are using has an expiration date that is in the past.
To resolve this problem: