I can´t buy a a suscription Antivirus free

Hi!
I can't buy the antivirus subscription. I do all the steps and the following message appears:

"The online content is unavailble.
Pliease, check your internet connection and try again."

But when I subscribed to AVG Secure VPN I didn't have this problem

Hello Juan.
Thank you for choosing AVG.
We regret the inconvenience caused. Our billing team would be glad to help you complete the order.
Please visit https://support.avg.com/support_sales?l=en to reach them.

Hello Juan.
Thank you for choosing AVG.
We regret the inconvenience caused. Our billing team would be glad to help you complete the order.
Please visit https://support.avg.com/support_sales?l=en to reach them.