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This tutorial will show you how to set Private Email account in MacMail OS X El Capitan using IMAP for incoming and SMTP for outgoing mail.

There are two possible options for incoming mail, and this article covers just one of them: IMAP. IMAP protocol will allow syncing emails in various folders between a number of devices. POP will download emails from Inbox folder to this device only. IMAP is recommended. We will use test email account nctes[email protected].

1. Select Preferences in Mail menu:

2. Go to Accounts tab, and click on + icon:

3. Select Add Other Mail Account option:

4. In Add a Mail Account window enter your full name, email address and email account password, then click on Sign In:

5. The application will try to detect settings automatically. Disregard the result and fill in these boxes manually. Enter your account details:

Email address: full email address
Username: full email address
Password: password for your email account
Account type: IMAP
Incoming Mail Server:
Outgoing Mail Server:

Click on Sign In once the details are filled:

6. You may use both Mail and Notes here:

7. The next step is to verify that Outgoing Mail Server settings are correct. While on Accounts tab of Preferences window, click on a drop-down menu next to Outgoing Mail Server (SMTP) item on the list and choose Edit SMTP Server List… from the appearing menu:

8. Switch to the Advanced tab and verify that your settings are as follows:

Automatically detect and maintain account settings: should be switched off
Port: 465 with SSL enabled, 587 with SSL disabled
Authentication: set to Password
Allow insecure authentication: should be switched on
User Name: full email address
Password: password for your email account

Click OK once done:

9. The next step is to verify Incoming mail server settings. In Accounts area of MacMail preferences, click on the Advanced tab:

Verify that your Advanced settings are as follows:

Automatically detect and maintain settings: should be disabled
Port: 993 with SSL enabled or 143 with SSL disabled
Authentication: Password
Allow insecure authentication: should be enabled
Use IDLE command if the server supports it: should be disabled

NOTE: once your settings are correct, click on the red circle on the top left of preferences window:

10. Click on Save in the pop-up window in order for your changes to get accepted:

That’s it!