Grouped here is some information about the various “standard” settings recommended to set up your e-mail clients, regardless of the client or the operating system you use.
This will enable you to use your own choice of software to send and receive email from your domain's Gandi Mail addresses.
Having trouble getting your email to sync across devices? See Using GandiMail from several locations simultaneously with IMAP →
Other problems, or you can't get it working and need help? You can contact support. See Troubleshooting Gandi Mail →