Install libnginx-mod-mail by entering the following commands in the terminal:
sudo apt update sudo apt install libnginx-mod-mail
Description:
Mail module for Nginx
The nginx_mail module adds mail proxy support to nginx. . The module supports proxying all the standard mail protocols such as IMAP, POP3 & SMTP.
Homepage: http://nginx.net
Version: 1.14.0-0ubuntu1
Section: httpd