Important: to guarantee service security, we are enforcing high-grade encryption level for sending emails via POP/IMAP mailboxes. SSLv2 and SSLv3 are no longer supported. Verify that your mail clients/mobile devices are using the latest software version and that officially supported version of Operating System is being used.
To configure Outlook 2016 for Mac to connect to a POP/IMAP mailbox:
1. Open Outlook and navigate to Tools > Accounts.
2. In the Accounts window click on E-mail OR click the plus sign (+) in the lower left-hand corner and choose E-mail.
In the new window, fill in the following fields, then click Add Account.
E-mail address: enter your primary email address (UPN) for your Exchange mailbox.
Password: type your mailbox password.
Type: select POP or IMAP.
Incoming and Outgoing mail servers.
Important: to protect your account information, we cannot publish your Server names in the public Knowledge Base. You can find this information in the CONTROL PANEL > Services > Mailboxes > POP/IMAP Section > View Instructions button.
Note: if the port 25 is blocked on your network, you may use the alternative ports 465 or 587 for Outgoing server settings. Note: port 465 is blocked in Exchange 2016 environment and won't work.
3. Under Outgoing Server click More Options > choose Use Incoming Server Info in the Authentication field.
If you have an Exchange mailbox, read the Knowledge Base article on How Do I Configure Outlook 2016 For Mac To Connect To Exchange Mailbox? for more information.