You need to tap Continue.
Tap Continue and sign in to view your billing information.
To verify / view your payment information -> Sign in to your Apple ID account page and edit / update your Apple ID details -> https://appleid.apple.com
On the Sidebar click Payment methods -> then tap Payments Methods and tap Manage payment method.
Or -> Change, add or remove Apple ID payment methods
Add a payment method to your Apple ID – Apple Support (UK)
- If you want to change your card, add first the new card, then remove the old one.
- or if you use your Apple ID balance, set your Apple ID balance as your default payment.
See also -> Payment methods you can use with your Apple ID
Payment methods you can use with your Apple ID – Apple Support (UK)
You can also use your Apple ID balance as payment method: Add money to your Apple ID balance
Add money to your Apple ID balance – Apple Support (UK)
and is now trying to charge me $71.99 everyday for that subscription
If you don't want to continue a subscription you need always to cancel that subscription in time, see the following Apple articles:
If you want to cancel a subscription from Apple
If you want to cancel a subscription from Apple - Apple Support
If the subscription that you want to cancel is not listed
If the subscription that you want to cancel is not listed – Apple Support (UK)
See also -> Delete apps on your iPhone, iPad, and iPod touch
Delete apps on your iPhone, iPad, and iPod touch - Apple Support
- If you delete an app, it doesn’t cancel in-app subscriptions that you might have. While deleting an app, you might see a Cancel Subscriptions option. Learn how to cancel your subscriptions.
