If you are not seeing this window, it can be accessed by clicking Email under the ‘Create a new account’ header. Click the ‘Skip this and use my existing email’ button which will bring you to the following screen:Įnter the requested information. When you open Thunderbird for the first time, you will see: To open Thunderbird, double-click the Thunderbird icon on your desktop. When it is finished downloading, double click the file and then follow the instructions on the setup wizard. Simply press the green download button and choose to run or save the file. If Thunderbird is not yet installed on your computer, then you can download it here. For your convenience, the instructions and screenshots in this guide should exactly match what you see on your screen. Fortunately, this guide is written specifically for configuring UMass Amherst Exchange mail and calendaring for Thunderbird, an open source desktop mail client that is compatible with most Windows, OS X, and Linux distributions. Configuring Email clients can be a frustrating task due to the sheer number of different server settings that need to be properly entered in order for it to work properly and the variety of choices in desktop mail clients.