1.) Click on Tools & then click on Account Settings.



2.) On the E-mail tab, highlight the account you want to check & then click Change.



3.) Ensure that all the information is correct & then click More Settings.



4.) On the Outgoing Server tab make sure "My outgoing server (SMTP) requires authentication" is
     checked & that "Use same settings as my incoming mail server" has the bullet next to it.



5.) On the Advanced tab make sure the Outgoing server (SMTP) port is set to 587 & then click OK.



6.) Click Next.



7.) Click Finish.



8.) Click Close.