Gmail: 1. Open settings - common settings - smtp tab - select External SMTP only and add smtp.gmail.com into the server list. 2. Click on smtp.gmail.com - set port as 587 3. Select ESMTP authentication, put in your login (full email address) and password for google mail then select TLS encryption. Note that gmail login is a full email address including @gmail.com 4. Put in your gmail email address in Sender email field.