Changing the SMTP server used by Team Foundation Server (TFS)

Go to the folder: [TFS_INSTALL_FOLDER]\Web Services\Services (typically this will be “C:\Program Files\Microsoft Visual Studio 2008 Team Foundation Server\Web Services\Services”)

Open up the web.config file and update the following to values under “appSettings”
<add key="smtpServer" value="smtp server address" />
<add key="emailNotificationFromAddress" value="from email address" />