How do I transfer it to my bank

This support article explains transferring to your bank and transferring to a debit card already in your Wallet app on your iPhone.

Transfer money in Apple Cash to your bank account or debit card - Apple Support

Transfer instantly to an eligible debit card

First, make sure that your iPhone or iPad has the latest version of iOS or iPadOS and add an eligible debit card4 in the Wallet app.

Then, make an Instant Transfer:

1. Go to your card info:

• • On iPhone: open the Wallet app, tap your Apple Cash card, tap the More button , then tap Transfer to Bank .
  • On iPad: open the Settings app, tap Wallet & Apple Pay, tap your Apple Cash card, then tap Transfer to Bank .

1. Enter an amount and tap Next.
2. Tap Instant Transfer.
3. If you haven't added an eligible debit card, tap Add Card and follow the instructions on your screen to add a Mastercard or Visa debit card.
4. Tap Transfer. Then tap > to select the debit card that you want to transfer funds to and select the billing information for your chosen debit card.

Your funds should transfer within 30 minutes.