User nameYour full e-mail address
ex. account@1and1help.com
Your full e-mail address
ex. account@1and1help.com
Incoming Serverimap.1and1.compop.1and1.com
Incoming port with SSL enabled993995
Outgoing (SMTP) Serversmtp.1and1.comsmtp.1and1.com
Outgoing port with TLS enabled587587
Outgoing server requires authentication?YesYes