Hello Helge,
We are sorry to know this.
We request you to submit a request to our AVG Data and Privacy team for account deletion when your current subscription expires.
For account deletion, visit https://www.avg.com/gdpr website.
Enter your email address registered with AVG and click Request Access.
Check your email inbox > click "Go to Portal" button on the email that you received > Support > scroll down and submit a request for data deletion.
Thank you.