I think this happens if you are on a free account with SendGrid, but i am not 100% sure, best is to ask their support.{"errors":[{"field":null,"message":"access forbidden"}]}
I don't know how those work, maybe they use smtp and this is api, which is different.does mailwizz work differently?
see https://prnt.sc/w1d6azHow do i find my mailwizz delivery server? I have instructions to setup up with SednGrid but cant seem to find the Mailwizz app to setup
How do i find my mailwizz delivery server? I have instructions to setup up with SednGrid but cant seem to find the Mailwizz app to setup