Add in your email address and hit continue
Scroll to the bottom and select IMAP
Add in your password
IMAP Incoming Server
zimbra.protectedservice.net
993 SSL/TLS
Scroll down
dd
Re-enter your email address and password if not automatically copied.
SMTP Outgoing Server
smtp.protectedservice.net
587
StartTLS
Hit continue
Click continue
Click Next
Select which option you prefer and accept
Hit continue.