In the overview you will find a list (1) of all customers who have registered for the newsletter in their account. Next to each entry you will find a context menu (2) where you can remove or edit the entry.
Via the list settings (3) you can determine which information should be displayed to you here. With the filter (4) you can limit the number of displayed entries according to the desired parameters.
Via the context menu in the overview you have the possibility to edit every newsletter recipient, his address, language and e-mail address. The Tags entry allows you to store your own keywords, which you can use to find this entry more easily in the overview and search function.