How can i change my AVG account?

Hello Maria.
As per our account details, you already cancelled the multi-device subscription and requested a refund.
We have initiated the refund and you should receive it within 7 business days.

Hey AVG !
I can`t see how or where I can change my account.
I can see that I have payed for 10 devices / one year, but I have only one computer !
What to do ??
From Maria Winther

Hello Maria.
As per our account details, you already cancelled the multi-device subscription and requested a refund.
We have initiated the refund and you should receive it within 7 business days.