I need to contact avg

Hello Wendy,
Thank you for providing the information. Upon checking with your account we have confirmed that you have AVG  Internet Security(1 computer) which will going to expire on 2018.8.28 .Since your Continuous Protection Service is active the product will be renewed automatically before the current subscriptions. If you wish you can confirm once to cancel your subscription so that we can cancel your Continuous subscription for your new renewed AVG Program so that you will not be charged in future. If you need for refund for your AVG Program please try to submit Refund request by clicking on the following link https://support.avg.com/RefundForm to submit your refund request.Once you have submitted your refund request it will be processed with in 5 to 7 Business working days. Feel Free to contact us for further assistance. Thank you. Aravindh Raman. AVG Customer Care.

Hello Wendy,
Thank you for providing the information. Upon checking with your account we have confirmed that you have AVG  Internet Security(1 computer) which will going to expire on 2018.8.28 .Since your Continuous Protection Service is active the product will be renewed automatically before the current subscriptions. If you wish you can confirm once to cancel your subscription so that we can cancel your Continuous subscription for your new renewed AVG Program so that you will not be charged in future. If you need for refund for your AVG Program please try to submit Refund request by clicking on the following link https://support.avg.com/RefundForm to submit your refund request.Once you have submitted your refund request it will be processed with in 5 to 7 Business working days. Feel Free to contact us for further assistance. Thank you. Aravindh Raman. AVG Customer Care.

I need to contact avg as they have taken money for anti virus that I do no use and did not authorise.  how can I sort this out??
please help
ta wendy