Ms Outlook/Express/Windows Mail

    In the menu: Tools/Accounts… choose your account and click Properties and then the Advanced tab.
    In the Outgoing mail (SMTP) field enter 587.
    Check if the SMTP authentication option is enabled.

Thunderbird

    In the menu: Tools / Account configuration, choose Outgoing mail server (SMTP).
    Click the Edit button.
    in the Port field enter 587.
    Check Use user ID and password and enter your login in the User field.
    Alternatively, you may check Use encrypted connection TLS option – then the mail transmission will be encrypted.
    Confirm new settings OK.