How can I delete a mail account in Thunderbird?

Question

I missed one letter of my user name for my mail when add an account to Thunderbird. My mail is reachable in webmail with my browser, but is unreachable in Thunderbird.

How do I delete an email account in Thunderbird so that I can start again?

Answer 1

1. Go to menu: Edit, Account Settings...
2. Select account name on the left
3. Either make any changes here (on the right) or Remove Account from the drop-down menu opened by clicking the Account Actions button at the bottom left

Answer 2

Go to Edit->Properties and select the Account. Then Click on Account Action at the left bottom of the current Window and delete your Account.