Setting up postfix on MacOS High Sierra MacOS Sierra High comes with preinstalled postfix. Follow these steps to configure it on a local system: 1. Create a sasl_passwd file sudo nano /etc/postfix/sasl_passwd Add this to the file
Configure postfix as relay for macOS Sierra – Sonoma Source: http://www.developerfiles.com/how-to-send-emails-from-localhost-mac-os-x-el-capitan/ Source: http://budiirawan.com/install-mail-server-mac-osx/ Source: https://apple.stackexchange.com/questions/32228/whats-the-correctly-way-to-make-postfix-run-permanently-on-lion-not-server 1. Edit postfix configuration file sudo vi /etc/postfix/main.cf Ensure that the following values are set: