I am having the same issue. The Pay upfront price doesn't appear when testing with a sandbox account.

How about this time, after two years?

This issue is still here in Xcode 14 RC. Do you guys know how to fix it?

I have the same issue. Is it a bug of Xcode beta, or our implement?

The bug still here on Xcode 12.5.1.

I have the same problem. Can't add a Visa card.