Mozilla Thunderbird gives you flexible control over how you manage mail. You can have multiple mail accounts and identities. (An identity refers to information on display name, signature, vCard, etc.) You share mail folders among different accounts. This article helps you with account and identities management.

Note: This article does not cover importing mail from other programs.

Step 1:
Creating a Mail Account

To set up an e-mail account, open the Tools menu and choose Account Settings. Press Add Account. The Account Wizard should open:

Choose Email account and press Next.