Double opt-in Account settings
Double Opt-in allows you to confirm the subscription of those Profiles who opt-in to your communications by providing their Email consent.
In the Double Opt-in tab of your Section you can customize your Double Opt-in email and confirmation page.
Here you can Preview your existing Double Opt-in email design, and make any changes you deem necessary with Email Editor.
Click Preview or Edit to take a look at your Double Opt-in email.
Read about how to enable opt-in, Email design and double opt-in confirmation page in the Double opt-in article, in the Audience collection.