Can I cancel a paid domain name?
To cancel (delete) a paid domain name, please contact Freenom Support by
opening a ticket.
Please provide us with the following information:
1: The domain name that you wish to cancel.
2: The reason why you wish to cancel your domain name.
Once you have submitted a ticket, we will get back to you as soon as possible.
If you have a free domain name and would like to cancel. Please go to:
https://my.freenom.com/knowledgebase.php?action=displayarticle&id=1
Change your DNS to
80.80.80.80 80.80.81.81