Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Thunderbird Email

  • 1 reply
  • 0 have this problem
  • 8 views
  • Last reply by Rick

ian.fitz7
ian.fitz7
more options

I am trying to reinstall email accounts that I have previously used but cancelled but when I try I am told there is an authentication error. What am I doing wrong.?

I am trying to reinstall email accounts that I have previously used but cancelled but when I try I am told there is an authentication error. What am I doing wrong.?

All Replies (1)

Rick
Rick
  • Top 25 Contributor
more options

If you are using the account hub, go into Thunderbird settings, general, and turn it off, then try again.

Ask a question

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.