Hi Jules,
I would like to inform that there is no option on AVG MyAccount to update your payment card details.
I would recommend you to connect to our AVG Billing team via live chat support by clicking on the below link to update your details in our records.
https://support.avg.com/support_sales_chat?l=en
Where can I see to update my credit card details in readiness for my subscription renewal
Hi Jules,
I would like to inform that there is no option on AVG MyAccount to update your payment card details.
I would recommend you to connect to our AVG Billing team via live chat support by clicking on the below link to update your details in our records.
https://support.avg.com/support_sales_chat?l=en