I use Newsletter plugin. I like it but I have a problem Home › Forums › Newsletter Plugin Support › I use Newsletter plugin. I like it but I have a problem This topic has 1 reply, 2 voices, and was last updated 4 years, 2 months ago by Stefano. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 12, 2020 at 9:41 am #253430 vvpvijayParticipant Last week I changed my host and now suddenly all my newsletter mails are being returned with this message> https://prnt.sc/svu9os Can anyone guide me as to what I should do. Before the switch everything was working ok. Vijay June 12, 2020 at 9:41 am #253613 StefanoKeymaster Hi, ask your provider, that is a delivery system problem. Stefano. Author Posts Check out our premium plans with priority support. Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In