Mail User Guide

Use Server Settings preferences in Mail to change options for an account’s incoming and outgoing (SMTP) mail servers.

To change these preferences in the Mail app on your Mac, choose Mail > Preferences, click Accounts, then click Server Settings.

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Note: The settings you see vary depending on your account type.

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Incoming mail server settings

Option

Description

User Name

Your user name on the mail server.

Password

Your password on the mail server.

Host Name

The name of the mail server.

Automatically manage connection settings

Mail automatically manages settings for your email account in Mail, such as port numbers and authentication methods.

If you deselect this option, you can specify the following, as directed by your email account provider:

  • Port (or Internal Port and External Port), Use TLS/SSL: The port numbers for receiving messages, and whether to use TLS/SSL.

  • Authentication: The authentication method. This option is available only for POP and IMAP accounts.

Advanced IMAP or Exchange Settings

Enter or change these settings as directed by your email account provider:

  • IMAP Path Prefix: The location of your mailboxes on an IMAP server.

  • TLS Certificate: Some mail servers require computers that connect to them to provide a certificate proving their identity.

  • Allow insecure authentication: For email accounts that don’t support secure authentication, let Mail use a non-encrypted version of your user name and password to connect to the mail server.

Outgoing mail server (SMTP) settings

Option

Description

Account

The account of the mail server.

To change outgoing server settings, as directed by your email account provider, click the Account pop-up menu, then choose Edit SMTP Server List.

User Name

Your user name on the mail server.

Password

Your password on the mail server.

Host Name

The name of the mail server.

Automatically manage connection settings

Mail automatically manages settings for your email account in Mail, such as port numbers and authentication methods.

If you deselect this option, you can specify the following, as directed by your email account provider:

  • Port (or Internal Port and External Port), Use TLS/SSL: The port numbers for sending messages, and whether to use TLS/SSL.

  • Authentication: The authentication method. This option is available only for POP and IMAP accounts.

If you change settings, click Save to save your changes.

See alsoChange Outgoing server settings in Mail on Mac

In this post, I would like to share how to install mail server on Mac OSX. Having mail server is important if you need to send email from your web application in local environment. To do this, we will use Postfix.

Postfix is a Mail Transport Agent (MTA), supporting LDAP, SMTP AUTH (SASL) and TLS. In this post, We will setup Postfix to run with SMTP.

Setup

  • Mac OSX (I'm using OSX Yosemite 10.10.3).
  • Terminal

Postfix Installation

No need it because Postfix already exist as pre-installed on Mac OSX. Open your terminal, make sure you can see response if you type below:

Great, then we are going to configure it to be able for sending email.

Settings

Postfix Configuration

We are going to change postfix configuration file. Run this command below:

Make sure if these lines below are exist

Then, add these lines at the end of file

From codes above, you can see that we use Gmail SMTP for our postfix. Next step is add our gmail's username and password.

and add this line

Then run command below to create the hash db file for Postfix.

Configure the postfix daemon

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Add these lines before </dict>

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Start the postfix service

* Note that if you make changes in postfix configuration file (/etc/postfix/main.cf), you have to run command

Testing

Here is the command you need to execute to test postfix.

If success, you will receive email in your inbox.

Mac

If you want to see mail queues, execute this command

Mac Mail Email Server Settings

If you want to see mail log, execute this command

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Conclusion

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Setting up mail server on Mac OSX can be done using pre-installed Postfix. Having mail server in local environment will give you advantage for your web application that have sending email feature.