If you want a refund for SuperGrok, first make sure Apple actually billed you....

https://smart-wiki.win/index.php/What_Reason_Should_I_Pick_for_a_SuperGrok_Refund_on_Apple%3F

If you want a refund for SuperGrok, first make sure Apple actually billed you. Check your iOS Subscriptions in Settings to confirm. Remember, canceling a subscription doesn’t automatically give you a refund. To request one, go to reportaproblem.apple