Use this tutorial if you have already applied a template to a domain, but would like to remove it. This step is also necessary before deleting a template.
1. Navigate to Managed DNS > Domain.
2. Select the domain you would like to remove the template from.
3. Click on the Advanced Settings tab, then select Apply Template.
4. A: Click on the drop-down menu and select None. This will remove your current template.
B: Click Save and commit your changes.