Mozilla Thunderbird

•   Go to Tools, then Account Settings, then Outgoing Server (SMTP) (normally the bottom item of the left-hand menu)

•   Select the server (if there is more than one account listed) that you wish to use to send e-mail and press the Edit... button.

•   Check the Use name and password option.

•   Add your User Name (which will be your full email address)

•   Click OK

Microsoft Outlook 2007:

•   Click Tools then Account Settings

•   Ensure you are on the E-mail tab at the top of the windows

•   Click on the relevant email account and click Change... at the top of the window

•   Click More Settings

•   Click Outgoing Server

•   Check My Server Uses Authentication

•   Select Use same settings as my incoming mail server - in certain cases where this doesn’t work you may need to click on log on using and:
•   Type Account Name (which will be your full e-mail address)
•   Type Password (which will be your email address password)

•   Click OK

•   Click Next

•   Click Finish

•   Click Close

Microsoft Outlook 2002/2003:

•   Click Tools then Email Accounts (Accounts and Services on older versions of Outlook)

•   Click View and Change and Click Next (skip if it opens up to the account screen)

•   Click Change or Properties of your Email Account

•   Click More Settings

•   Click Outgoing Server

•   Check My Server Uses Authentication

•   Select Use same settings as my incoming mail server - in certain cases where this doesn’t work you may need to click on log on using and:
•   Type Account Name (which will be your full e-mail address)
•   Type Password (which will be your email address password)

•   Click OK

•   Click Next

•   Click Finish

Microsoft Outlook Express:

•   Click Tools then Accounts

•   Click Mail

•   Click Properties (for your domain name if there is more than one mail account listed)

•   Click Servers

•   In the Account or User Name field (which will be your full e-mail address)

•   Put a checkmark by My Server Requires Authentication at the bottom of the page.

•   Click Settings

•   Make sure Use same settings as Incoming server is selected

•   Click Apply

•   Click OK

•   Click Close