Let’s go back to the beginning. Your iPhone is not updated to iOS 16.4.1 or later. This must be done. If you are aren’t updated. You won’t see the necessary links, hence the confusion you're encountering. Please follow these instructions to the end to avoid any other issues setting up your Apple Savings account.
Let’s start with the basics and continue to the application for Apple Savings Account. Updating your iPhone to iOS 16.4.1 or higher is necessary or the application links will not appear. Link to update is below.
What you need to open and maintain an account
iPhone must be updated to latest version of iOS, 16.4.1, this requires an iPhone 8 or higher.
Update your iPhone or iPad - Apple Support
iPhone must be updated or you can’t apply. Your Apple Cash account must be verified to transfer funds from Apple Cash account.
Identity verification for Apple Card or Apple Cash - Apple Support
Once you’ve checked and verified the above requirements, you can apply for Apple Savings Account by following the steps in this support article.
Set up and use Savings in Apple Wallet - Apple Support
If you would like to view a post with screenshots showing each step, follow this link.
https://discussions.apple.com/thread/254807120
Please do not confuse Settings app for Wallet app! The Wallet app is where you start to navigate to for approval for Apple Savings account.
If you experience issues, please let us know by adding a comment to your post.