confirm and popup

@saltanat,

I need no confirmation emails to subscribers ,i mean subscribe option need work directly and no confirmation message send to subscriber

Go to Email Subscribers -> Settings -> Opt-in Option. Click on it and select Single Opt In and save your settings.

How to make newsletter popup ?

https://www.storeapps.org/docs/es-how-to-show-subscribe-form-inside-a-popup/

And last one,I don’t really understand how it works,I mean author will get emails with new subscribers right? https://prntscr.com/c11919 – its here right?

Author will get new email whenever a new subscriber will subscribe.