Postfix is a popular mail server that can be used to send and receive email. In this tutorial, we will show you how to install Postfix on macOS.
Before you start, make sure that your macOS has the following:
xcode-select --install)/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)")Follow these steps to download, install and configure Postfix on your macOS computer.
Open a Terminal window.
Update Homebrew by running brew update.
Install Postfix by running brew install postfix.
Open the Postfix configuration file by running sudo nano /usr/local/etc/postfix/main.cf.
Find the line that starts with #myhostname and replace it with myhostname = your_hostname.example.com.
Find the line that starts with #mydomain and replace it with mydomain = example.com.
Find the line that starts with #myorigin and replace it with myorigin = $mydomain.
Find the line that starts with #inet_interfaces and replace it with inet_interfaces = all.
Find the line that starts with #mydestination and replace it with mydestination = $myhostname, localhost.$mydomain, localhost.
Save and exit the file by pressing Ctrl+X, then Y, and finally Enter.
Reload the Postfix configuration by running sudo postfix reload.
Test if Postfix is working by sending an email from your terminal. Run echo "Test email from $(hostname)" | mail -s "Test Postfix" your_email@example.com.
Check if the email was sent by running sudo tail -f /var/log/mail.log.
Congratulations! You have successfully installed and configured Postfix on your macOS computer. Enjoy sending and receiving emails!
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