Open your e-mail program
Under "Tools" select "Account Settings..."
Select the account to be checked for the e-mail address and then click "Change..."
Fill in the fields with a red border with the displayed information
You can enter your e-mail password in the "Password" field
Click "More Settings..."
Now click on the "Outgoing Server" tab
Activate the "My outgoing server (SMTP) requires authentication" box
Select "Use same settings as my incoming mail server"
Enter the displayed content in the field "Outgoing server (SMTP)"
Click "OK"
Click "Next", then "Finish" and "Close"