Hey @eve76, does the form/landing page have double opt-in96 enabled? If so, the subscriber will be unconfirmed until they actually click the button in the incentive email to confirm their subscription. You can view your unconfirmed subscribers by selecting that option from the dropdown at the top of the list on the subscribers page. We also have more info about unconfirmed subscribers in the articles below:
OlivyaContent Specialist
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