Why can’t I add the card to my phone?

An invite is for participants, not adding additional cards to your Wallet. You are not permitted to be a Participant (Authorized User) and account owner at the same time. You can have your card on multiple devices, but they must all be logged into the same Apple ID.

How to add Apple Card to your Apple devices - Apple Support

Apple Savings is currently an individual personal account only. This may change in the future and both Apple and Goldman Sachs welcome your feedback.

Feedback - Apple Pay - Apple

CONTACTING — Goldman Sachs Bank 

• Using Messages; chat with an Apple Card specialist

• Call toll-free at 877-255-5923; or

• Write to: Goldman Sachs Bank, Lockbox 6112, P.O. Box 7247, Philadelphia, PA 19170-6112.

The phone you want to have the card on has to be logged into the Apple ID you used when you opened the account. Apple Card MasterCard can be on multiple devices, but they need to be logged into the same Apple ID/iCloud account.