Removing your Monzo card from Apple Wallet
Here's how to remove your Monzo card from your Apple Wallet:
iPhone and iPad: Go to Settings, tap Wallet & Apple Pay, tap the card that you want to remove, then tap Remove This Card.
Apple Watch: Open the Watch app on your iPhone, go to the My Watch tab, scroll down, tap Wallet & Apple Pay, tap the card, then tap Remove Card.
Mac: Go to System Preferences, click Wallet & Apple Pay, click the card that you want to remove, then click the minus (–) sign to remove the card.