How do I use mail with Emacs?
You do not need to do much to use mail with Emacs under Win32, but you do need to be able to communicate with local mail daemons and mail servers (they do most of the work) to both receive and send mail from your system. These daemons and servers are typically running on the machines in your local network that are already handling mail for you and/or other users on other systems. I’ve only tested the outgoing and incoming RMAIL setups. If you find that the suggested code for any of the other incoming mail configurations is inaccurate, please let me know. Outgoing For outgoing mail, you need to use smtpmail.el, which enables Emacs to talk SMTP with mail daemons (smtpmail.el was originally written by Tomoji Kagatani
You do not need to do much to use mail with Emacs under Windows, but you do need to be able to communicate with local mail daemons and mail servers (they do most of the work) to both receive and send mail from your system. These daemons and servers are typically running on the machines in your local network that are already handling mail for you and/or other users on other systems.