How do you add another card?
How to add another card
iPad, iPadOS 16
Question marked as
You can add another card to Apple Pay in Settings. Scroll down to Wallet & Apple Pay, then tap Add Card.
Set up Apple Pay on iPad - Apple Support
If you want to manage autofill credit cards, go to Settings > Safari > AutoFill, then tap Saved Credit Cards to add, edit, or remove credit cards.
Automatically fill in forms in Safari on iPad - Apple Support