find email password in thunderbird
1 Open the email client Thunderbird. 2  We are using the 3.1 branch in this guide but it works in all newer versions of the program as well. 3  Click on the Saved Passwords button. 4  This displays a list of all email accounts with a saved password, and you may find other accounts listed here as well.hunderbird passwords. saved passwords. And that's how you recover or change passwords in the Thunderbird email software. As you can see, this can also be helpful to remove passwords and email account information that are no longer in use in the email client.