Facturation d'un abonnement que je n'ai pas demandé

Hello Robert.
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Hello Robert.
Support is currently available in English only. Please use a translator (for example, http://translate.google.com/) to read our reply.
You can either get help in French via email or respond here in English. If you choose to get help via email, please visit this web page https://support.avg.com/support_contact_form to submit your query.

If you would like to continue here, you do not have an active subscription registered to the email address that you used to contact us here.
I have sent an email requesting more details to locate this charge to assist you further. Please revert it containing those details.

Il a été débité de ma carte visa un montant de 89,99 le 18/10/2020 pour un abonnement que je n'ai pas acheté. Je disposais d'un AVG security gratuit. Je demande le remboursement.