You could try this link:
- Sales change order details wrong email address given, etc. - Submit a support ticket You could try this to see if sales can track down your order - *** alternative question/issue *** Submit a support ticket
https://support.avast.com/en-ww/contact/sales_other_general#pc Expand the I need help with a different subscription or billing issue (expand/change this option) - select the "I need help with a different subscription or billing issue" and then the Next button.
Use the Email option at the bottom of that page.
Give as much information to try and track down your incorrect and either correct it of cancel it.