Enable SMTP authentication for Outlook 2016-2019

Applies to: Plesk-Hosted email.

Enabling SMTP authentication.

  • Open Outlook
  • Click on the Files menu tab and select Account Settings. The Account Settings box appears. Select Account Settings again.
  • Select your email account in the list, it might be labeled with your name of domain.
  • Click on the account to highlight it, and click on the Change icon above it: The Internet E-mail Settings appear.
  • Under the Server Information section, in the box marked Outgoing mail server (SMTP) check that it is set to your Plesk server name (psaXXX.his.com) or Zimbra server name (xxx.his.com)
  • Click the button More Settings... in the lower right-hand corner. The Internet Email Settings box appears.
  • Click on the tab Outgoing Server.
  • Click the check box My outgoing server (SMTP) requires authentication, and verify that the box Use same settings as my incoming mail server is selected.
  • Click the Advanced tab
  • Change the Outgoing server (SMTP) from 25 to 465 *. Click OK.
  • Make Sure Encryption is set SSL/TLS for port 465
  • Click OK to close the Internet Email Settings box.
  • Click the Next button to test your settings.
  • Click the Finish button to close the Internet E-mail Settings box.
  • Click the Close button to close the Account Settings box.

SMTP authentication has now been enabled.


Properties ID: 000633   Views: 53   Updated: 13 days ago