Open “Einstellungen” / “Settings” app
Submenue “Mail”
Open Accounts
“Account hinzufügen” / “Add Account”
Choose “Microsoft Exchange”
Enter email: help@me.de
Optional enter a “Beschreibung” / “Description”
Press “Weiter” / “Next”
Now choose “Manuell konfigurieren” / “Configure Manually”
Enter “Passwort” / “password”
Now enter the server - do not use https or something else, only server + optional port: mail.schnuerle.com:98765
The “Domain” / “domain” is optinal, leave it empty
“Benutzername” / “Username” is your email again
“Erweiterte Einstellungen” / “Advanced Settings”
use SSL
Configure “Mail synchronisieren” / “Mail to sync”
maybe use “Keine Begrenzung” / “All Events”