Cancel subscription

Hello James, 
Thank you for contacting AVG Community Support.
We are sorry to know that you want to cancel AVG subscription. We'll certainly check and help you out.
As it isn't advised to discuss order/account related info here, we've sent you an email to your registered email address. Please check your inbox/spam folders to find the email and use it to get back to us.
Thank you and keep us updated.

I charge has appeared on my credit card for a renewal subscription that I haven't authorized and I want to get it removed.

Hello James, 
Thank you for contacting AVG Community Support.
We are sorry to know that you want to cancel AVG subscription. We'll certainly check and help you out.
As it isn't advised to discuss order/account related info here, we've sent you an email to your registered email address. Please check your inbox/spam folders to find the email and use it to get back to us.
Thank you and keep us updated.