If you're using a common email service, such as or Gmail, use this table to find your email provider's incoming (IMAP or POP) and outgoing (SMTP) server settings. Make sure the 'From' email (HESK settings > General tab) is set to the SMTP email address and that the 'From' name is NOT set to an email address. Passwords are CaSe SeNSiTiVe.ĥ54 5.2.0 :SendAsDeniedException.MapiExceptionSendAsDenied Double-check both the username and password. Office365 doesn't recognize your username or your password is incorrect. Password error: Logon failure: unknown user name or bad password. This usually means required ports are blocked on your server in the firewall.Ĭontact your hosting company to verify and ask them to unblock required ports (587, 995 and/or 993) to allow TCP connections. Testing connection, this can take a while. To fetch mail from Office365 server using IMAP protocol instead, enter these details: To fetch mail from Office365 server enter these details: 'From' name in HESK settings (General tab) is NOT set to an email address - Microsoft security policies will reject sending emails if the From name is an email address.
To send emails using Office365 server enter these details: Here are the correct settings you should use to connect HESK to
