The first time your iMac starts up, Setup Assistant walks you through the simple steps needed to start using your new Mac.
Tip: Press the Escape key to hear how to set up your Mac using VoiceOver. Press Command-Option-F5 to view accessibility options. To learn more, see in the menu bar, you can add it. Open Use Apple Pay on your Mac). Follow the onscreen prompts to add and verify your card. If you already use a card for media purchases, you might be prompted to verify this card first.
To set up Apple Pay or add additional cards later, open System Preferences, then click Wallet & Apple Pay. Follow the onscreen prompts to set up Apple Pay.
Note: The card issuer determines whether your card is eligible to use with Apple Pay, and may ask you to provide additional information to complete the verification process. Many credit and debit cards can be used with Apple Pay. For information about Apple Pay availability and current credit card issuers, see the Apple Support article Mac Basics Quick Tour to learn more.