If Apple billed your SuperGrok subscription, go to reportaproblem.apple.com to...

https://titusssplendidperspective.almoheet-travel.com/what-refund-reason-should-i-pick-for-supergrok-on-apple

If Apple billed your SuperGrok subscription, go to reportaproblem.apple.com to request a refund. Navigate to Subscriptions under your Apple ID settings on iOS to manage or cancel, but know that canceling doesn’t automatically give you a refund