Billed with no warning and not needed

I have just had £64 removed from my account for this service. Had no email to warn me and no longer have the computer sonit wasn't needed. How do I get a refund? Can't seem to find a contact for this.

Hello Emma, 

We acknowledge your refund request. We have checked our record, you have already reached our billing team to get refund of recent charge. They processed your request and sent email confirmation. If you have any clarification, please do let us know. Thanks.

Hello Emma, 

We acknowledge your refund request. We have checked our record, you have already reached our billing team to get refund of recent charge. They processed your request and sent email confirmation. If you have any clarification, please do let us know. Thanks.