Select the option to Add Other Mail Account and press the "Continue" button.
Enter in your name, email address and password and press the sign in button.
A new page will pop up and remind you to enter your domain email settings.
Select either "POP" of "IMAP" and enter your details as shown below. The press the "Sign in" button.
You may get the "Unable to verify account name or password." notice if you set it up for the first time and you could try again to sign in. The Mac mail will ask you to choose the application you want to use for this email address, you could choose the application(s) and then click "done" button.
Your email should begin working immediately.
Note: This tutorial has been written using Mac Mail version 14.0.
Want to set up your Email Hosting email on another platform? Check out these additional instructions: