SMTP ssl not working

[slaymesh]

Hi,

Anyone can help please I can't manage to get the SMTP configured for use with ssl on port 465 or 587 . But it work fine on port 25

Using ssl from let's encrypt that come on my plesk panel .

 

this is error i get when using 587 :

 

getting error 

Error: Please check your configuration

Connection could not be established with host smtp.mydomain.com [ #0]

 

Thanks .

Edited August 13, 2020 by slaymesh (see edit history)