To find your settings for an e-mail account in order to add them in e.g. your phone/computer you start by logging into your cPanel.
When logged in you will find your details under cPanel -> E-mail accounts -> Setup mail client (guide shows settings for firstname.lastname@example.org) -> Scroll down on the page until you can see "Manual Settings"
It should look like this:
This will look different if your account is created on another server than cpsrv01.