To get a refund for your SuperGrok subscription billed through Apple, visit...

https://smoothdecorator.com/how-do-i-cancel-supergrok-if-settings-subscriptions-is-blank/

To get a refund for your SuperGrok subscription billed through Apple, visit reportaproblem.apple.com and sign in with your Apple ID. Choose the iOS Subscriptions section, find SuperGrok, and request a refund