You can configure the Avira email notifications in your own Avira account.
Please do not send any email to firstname.lastname@example.org with the request to disable the notifications.
Notifications cannot be disabled via email.
1. Log in to your Avira account.
2. Hover your mouse over the triangle icon at the end of your name.
3. Once the menu bar opens, click My Account.
4. Click Notifications and choose which email notifications you want to receive.
5. Click Save changes.