I want to request a refund for a subscription I didn’t approve charged to my iTunes account, please advise procedure, thank you :)

Hi there,

Please visit reportaproblem.apple.com

and Sign in with your Apple ID and password.

Tap or click "I'd like to."

Choose "Request a refund."

Choose the reason why you want a refund, then choose Next.

Choose the item or items that you bought, then choose Submit.

Apple will then review the request for you.