Setting up Microsoft Outlook

Open Outlook and select Tools. Click E-mail Accounts.

Select Add a new e-mail account

Click Next

Select IMAP and click Next

Enter Your name and E-mail address

For Incoming mail server (IMAP), enter imap.one.com.
For outgoing (SMTP) server, enter send.one.com

In Logon Information enter the e-mail address and password that you created in the control panel
(Check Create a new e-mail account)

Configuration of the SMTP server in Outlook

Click More settings

Select Outgoing Server and then My outgoing server (SMTP) requires authentication. Click OK.

Click Next

Click Finish

Select Advanced. In Incoming mail (IMAP) enter 993 and select This server requires an encrypted connection (SSL). In Outgoing server (SMTP) enter 465 and select This server requires an encrypted connection (SSL).

Click OK