To change your default payment to eftpos.
When you add your eligible debit card to Apple Pay, the card defaults to Visa. To change the default to eftpos, open the Wallet app, tap your eligible debit card, tap and select ‘eftpos SAV’ from ‘Payment Option’. To update your Apple Watch, double-click the side button, select your eligible debit card,firmly press the display, then select ‘eftpos SAV’.
Note: if you previously added your eligible debit card to Apple Pay and the eftpos option is not presented, you will need to delete and re-add your card on Wallet. When re-adding, tap ‘Add a Different Card’ at the bottom of the screen. Once completed, you will be able to select either Visa or eftpos.
For more information visit Apple support.