Gmail is a very popular email service nowadays. When we access Gmail on web browsers, we always need internet access to sign in and check our emails. Gmail can be used with email clients such as Microsoft Outlook, Thunderbird etc. What is the advantage of using email clients? Configuring internet emails to email clients are better because you can read email already downloaded offline, without internet connection. In this post we will see how to add Gmail account in Outlook and how to resolve the problem encountered during setup where Outlook fails to login to Gmail and in sending test email.