Customer Support app cannot send e-mails when the port is set to 25, 465, or 587. Note: This only affects 2012 models with 2.3, 4.3, 7- or 10-inch control panels. | PE version 5.2.2.2 | Allows app to send e-mails via ports 25, 465, and 587. | Contact your next level of support or Lexmark Technical Support. |