Mac Mail Setup
New Mac Mail Account setup
To EDIT settings and passwords on existing Mail Accounts:
(Make sure you are using the Incoming and Outgoing server names: mail.montanasky.net
this page has other names in their examples! )
Main Link
https://help.dreamhost.com/hc/en-us/articles/222597488-Mac-Mail-How-to-make-changes-to-an-existing-Mail-account
Resources
Links
| OS X Mail Information |