This tutorial will show you how to setup your email account in Apple Mail 11.x on macOS High Sierra.
At the time of this writing, the latest macOS version is High Sierra 10.13, please make sure your computer is updated to the latest version of macOS to ensure the screenshots below match.Screenshots are for reference only, please read the instructions at each step and do not use the information in the screenshots.
First step is to figure out what your mail server address is. Open a web browser and type in webmail.yourdomain.com (replace yourdomain.com with your actual domain name).
You will automatically be redirected to the correct mail server. In this example, the mail server address is mail3.emailpros.com (yours may be different). Please write down your mail server address, you will need it to complete the steps below.
Open Apple Mail
Select Other Mail Account...
1. Enter your name, this will be the displayed on all outgoing messages (what recipients see).
2. Enter your email address
3. Enter your email password
Click Sign In
Enter your mail server address twice
Click Sign In
Uncheck: Notes, this feature is not supported.
Click Mailboxes to open the folders pane.
From the Mail menu, select Preferences
Click the Accounts icon
Description: Give this account a name to identify it (useful if you have multiple email accounts in Apple Mail)
Click Mailbox Behaviors
Sent Mailbox: select Sent Items from the drop-down
Junk Mailbox: select Junk E-Mail from the drop-down
Trash Mailbox: select Deleted Items from the drop-down
Erase deleted messages: select Never from the drop-down
From the View menu
Organized by Conversation will group your email messages into Conversation mode. Some people like this, some people don't, you can turn it on or off here.