Configuration applied via WordPress update_option:

✓ Transport Type: SMTP (Other)
✓ SMTP Server: localhost
✓ Port: 25
✓ Authentication: None
✓ Security: None
✓ Encryption: None
✓ Sender Email: seyfl@secureserver.net
✓ Sender Name: Seyfl WP

The Post SMTP plugin should now be configured with the verified settings that were previously tested and confirmed working.