You need to initialize the object, Magento\Newsletter\Model\SubscriberFactory to add a subscriber. You can also add the subscriber by any email.

Follow example below to set magento 2 subscriber programmatically

* @var \Magento\Newsletter\Model\SubscriberFactory
protected $subscriberFactory;

public function __construct(
   \Magento\Newsletter\Model\SubscriberFactory $subscriberFactory,
   $this->subscriberFactory = $subscriberFactory;

public function execute()
   $email = '';
   $this->subscriberFactory->create()->subscribe($email); // Subscribes by email
   // Load email and update status
   $subscriber = $this->subscriber->create()->loadByEmail($email);      $subscriber->setStatus(\Magento\Newsletter\Model\Subscriber::STATUS_UNSUBSCRIBED);
  • \Magento\Newsletter\Model\Subscriber::STATUS_SUBSCRIBED: User has confirmed and subscriber to the newsletter
  • \Magento\Newsletter\Model\Subscriber::STATUS_NOT_ACTIVE: User subscriber to the newsletter but waiting for confirmation to activate the subscription
  • \Magento\Newsletter\Model\Subscriber::STATUS_UNSUBSCRIBED: User may or may not have confirmed his email address but is certainly not subscribed to the newsletter
  • \Magento\Newsletter\Model\Subscriber::STATUS_UNCONFIRMED: User has subscribed to the newsletter but does not need to confirm the email address

This article introduces how to add a subscriber programmatically by email in Magento 2 and change subscriber status. We are here to help when you have questions on any steps, don’t hesitate to contact us.