To set up your StackCP mailbox on an Apple iPhone or iPad, you need to:
Name: Anything
Email: example@yourdomain.com
Password: Mailbox Password
Description: Work, Business…etc
IMAP:
Incoming Mail Server
Host Name: imap.stackmail.com
Username: example@yourdomain.com
Password: Mailbox Password
Outgoing Mail Server
Host Name: smtp.stackmail.com
Username: example@yourdomain.com
Password: Mailbox Password
Email should now be set up on your iPhone or iPad.