Trying to cancel account

I'm trying to cancel my AVG ultimate subscription before it renews in april, my account does not have a subscription visible but I have received an email that I will be charged for another year before April the 15th.

Hello Scott,
We apologize for the inconvenience caused.
We are currently undergoing a major system update which may prevent your AVG products from appearing in your AVG My Account.
You will be able to view your AVG products  within few days.
We have cancelled the renewal of your AVG Ultimate subscription and you will not get charged again for the renewal.
Please feel free to contact us for any further assistance.
Thank you.

Hello Scott,
We apologize for the inconvenience caused.
We are currently undergoing a major system update which may prevent your AVG products from appearing in your AVG My Account.
You will be able to view your AVG products  within few days.
We have cancelled the renewal of your AVG Ultimate subscription and you will not get charged again for the renewal.
Please feel free to contact us for any further assistance.
Thank you.

Hello Scott,
You are most welcome.
Please feel free to contact us for any further assistance
Thank you.