Unfortunately, Mozilla Thunderbird can only handle email on its own. In order for it to also deal with your contacts, appointments and tasks, third party extensions are required. Therefore, you need to set up all of those separately. We show you how to do that below.
When you start Thunderbird for the first time, it will ask you to create an account. Please say that you want to use an existing email address.
The following dialog should appear where you can enter your account credentials. Click Continue and Thunderbird will attempt to find the correct settings automatically.
If the automatic configuration detection fails, enter the credentials for incoming and outgoing servers as depicted below:
Click Done to re-test the configuration and finish the setup.